Category:United States Forest Service Pacific Northwest Region

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United States Forest Service Pacific Northwest Region (Region 6)

Subcategories

This category has the following 7 subcategories, out of 7 total.

B

Blue Mountains Service Center‎ (23 F)

C

Central Oregon Service Center‎ (32 F)

H

Historic Photos Forest Service Pacific Northwest Region‎ (4496 F)

N

National Forests of Oregon‎ (14 C, 14 F)
National Forests of Washington (state)‎ (11 C, 3 F)
Newberry National Volcanic Monument‎ (10 C, 114 F)

U

United States Forest Service Pacific Northwest Region publications‎ (3 C, 9 F)

Media in category "United States Forest Service Pacific Northwest Region"

The following 200 files are in this category, out of 1,122 total.

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1911. Part of the C.S. and R.S. Moore timber sale area on the Crater National Forest. Showing good brush piling, low stumps, and the trees left in the selection cutting. (39756364010).jpg 4,701 × 3,863; 2.4 MB
1912. Cones infested by cone moth (Laspeyresia torteuta). Bray, California. (38189914112).jpg 1,417 × 858; 280 KB
1913. Insects and forest fires. A breeding place for various forest insects. Near Ashland, Oregon. (26394576988).jpg 1,737 × 1,199; 308 KB
1914. Fire-scorched pines infested with Dendroctonus sp. Colestin, Oregon. (37510993504).jpg 1,360 × 1,951; 780 KB
1914. Redwoods. Oregon Coast County. Siskiyou National Forest. Oregon. (26445303459).jpg 838 × 1,168; 227 KB
1914. Redwoods. Oregon Coast County. Siskiyou National Forest. Oregon. (37510811204).jpg 814 × 1,128; 175 KB
1914. Screened and ventilated cage used to observe ovipositing and mating of Megastigmus spp. Bureau of Entomology, Forest Insect Investigations Field Station. Ashland, Oregon. (26445421669).jpg 1,793 × 1,348; 262 KB
1914. Sugar pine near Waldo. Oregon Coast County. Siskiyou National Forest. Oregon. (38166238376).jpg 875 × 1,170; 232 KB
1914. The type of cigar box cage used for rearing cone and seed insect cage. Jeffrey pine. Cones collected August 19, 1913. (38221755481).jpg 1,940 × 1,172; 159 KB
1914. Type of outside screened rearing and observation cage used in the study of cone moths.. Bureau of Entomology, Forest Insect Investigations Field Station. Ashland, Oregon. (26445365179).jpg 1,187 × 1,781; 303 KB
1914. Work of pitch moth larvae in twig of Pinus attenuata. Ashland, Oregon. (39369364565).jpg 1,292 × 1,614; 269 KB
1915. A young Douglas-fir (Pseudotsuga menziesii) at Long's Ranch, Oregon. (25395914437).jpg 1,202 × 1,810; 442 KB
1915. Individual cell rearing cages showing arrangement of trays. Used to obtain development records of larvae of Megasitigmus spp. Ashland, Oregon. (38166323076).jpg 1,440 × 990; 105 KB
1916. Biltmore scale inscribed on a US log branding axe. Ashland, Oregon. (38221707911).jpg 2,090 × 1,389; 133 KB
1916. Cone and seed insect cages. Ashland, Oregon. (38166391636).jpg 2,069 × 1,418; 356 KB
1916. Knobcone pine (Pinus attenuata) 1916 cone crop. Monumental Pass, Oregon. (39369385135).jpg 1,633 × 1,045; 273 KB
1916. Large specimen of sugar pine (Pinus lambertiana). Jenny Creek, Oregon. (39369381675).jpg 865 × 1,478; 306 KB
1916. Larvae in galls formed on foliage of Libocedrus. Ashland, Oregon. (26394573848).jpg 1,856 × 1,166; 286 KB
1916. Larval work of small Tineid moth in pollen bodies of ponderosa pine. Ashland, Oregon. (39555690814).jpg 1,457 × 2,057; 271 KB
1916. One type of cages used to obtain emergence records of cone insects. (38189818822).jpg 1,664 × 1,073; 245 KB
1916. Outside insectary, screened. Ashland Normal School. Ashland, Oregon. (38189856372).jpg 2,177 × 1,450; 415 KB
1916. Screened insect cage attached to a living ponderosa pine tree to capture emerging insects. Ashland, Oregon. (36187926046).jpg 851 × 1,131; 257 KB
1919. Map of lodgepole pine needle miner (Recurvaria milleri) infestation areas in Yosemite National Park. California. Figure 4 in "Life History of the Lodgepole Pine Needle Miner." (26445358319).jpg 1,425 × 1,661; 271 KB
1920. Close up view of brush burning - on Yellow Pine Timber Sale - Eccles Timber Sale. Whitman National Forest, Grant County, Oregon. (39756363320).jpg 3,683 × 2,911; 1.24 MB
1920. Close up view of brush burning - on Yellow Pine Timber Sale - Eccles Timber Sale. Whitman National Forest, Oregon. (39756362740).jpg 3,689 × 2,935; 1.15 MB
1920. Illustration for paper "Life History of the Lodgepole Pine Needle Miner." Recurvaria milleri. (26445354759).jpg 1,368 × 1,488; 318 KB
1920. John Patterson on the porch of the Ashland Field Station. US Department of Agriculture, Bureau of Entomology, Forest Insect Investigations. 111 3rd Street, Ashland, Oregon. (37317655191).jpg 881 × 858; 323 KB
1920. Western pine beetle (Dendroctonus brevicomis) galleries in Pinus ponderosa. Sierra National Forest, California. (35548507043).jpg 1,973 × 1,320; 761 KB
1920. Western pine beetle insect cage on ponderosa pine. Jenny Creek, Oregon. (38166361826).jpg 1,226 × 1,861; 493 KB
1921. Olympic National Forest blowdown showing portion of the wind thrown timber. Olympic National Forest, Washington. (34431015615).jpg 4,731 × 3,870; 2.28 MB
1921. Portion of the forest untouched by storm of January 29, 1921. Olympic National Forest, Washington. (33620648213).jpg 4,776 × 3,972; 2.21 MB
1922. Logging area showing slash that will be infested with forest insects. Logging railroad. Antelope project. California. (37510844034).jpg 1,258 × 698; 203 KB
1922. Screened cage used in artificially attracting Dendroctonus brevicomis to healthy ponderosa pine tree. Jenny Creek, Oregon. (26445324829).jpg 1,646 × 1,046; 393 KB
1922. Screened cage used in artificially attracting Dendroctonus brevicomis to healthy ponderosa pine tree. Jenny Creek, Oregon. (26445328159).jpg 1,436 × 2,111; 378 KB
1923. Group of beetle-killed trees waiting for treating crew. Note cards in envelopes tacked to trees by spotters; these are brought in by the spotters as a record of their work. SONC western pine beetle control project. (38221590541).jpg 1,768 × 1,171; 455 KB
1923. Group of yellow pine killed by western pine beetle. Southern Oregon Northern California cooperative western pine beetle control project. Klamath Indian Reservation. (33224573940).jpg 1,176 × 1,768; 575 KB
1923. Long Bell Tract. Klamath Indian Reservation. (33471284702).jpg 1,901 × 1,184; 332 KB
1923. Long-Bell tract after light burning. Klamath Indian Reservation. (38189550122).jpg 1,933 × 1,225; 576 KB
1923. Tree infested with Dendroctonus brevicomis almost stripped of bark by woodpeckers in their hunt for larvae. Southern Oregon Northern California (SONC) western pine beetle control project. (33607501125).jpg 1,249 × 1,969; 503 KB
1924. Cedar Breaks National Monument. Utah. (38189678972).jpg 1,928 × 1,178; 308 KB
1924. Cedar Breaks National Monument. Utah. (38189681222).jpg 1,154 × 1,859; 294 KB
1924. Dead forest above Tenaya Lake; trees killed by Dendroctonus monticolae. Yosemite National Park, California. (38189657482).jpg 950 × 1,316; 329 KB
1924. Deer at Bright Angel Ranger Station, Grand Canyon National Park, Arizona. (38189683732).jpg 1,933 × 1,222; 371 KB
1924. Deer at Greenland Lake. Grand Canyon National Park Kaibab National Forest. Arizona. (38166133266).jpg 1,817 × 1,193; 355 KB
1924. Grand Canyon from Cape Royal. Grand Canyon National Park. (37921609286).jpg 1,200 × 1,860; 224 KB
1924. Grand Canyon from Fairview. Grand Canyon National Park. (40794017351).jpg 1,227 × 1,658; 247 KB
1924. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (37265455024).jpg 628 × 965; 118 KB
1924. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (37921598616).jpg 626 × 959; 103 KB
1924. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (37921603026).jpg 1,885 × 1,206; 271 KB
1924. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (37975024141).jpg 1,200 × 1,886; 306 KB
1924. Kanab, Utah. (38189672122).jpg 1,868 × 1,157; 231 KB
1924. Kanab, Utah. (38189674582).jpg 1,865 × 1,190; 286 KB
1924. Kanab, Utah. (38189676732).jpg 1,139 × 1,835; 237 KB
1924. Lodgepole pine killed by mountain pine beetle in Yosemite National Park. (33224647830).jpg 1,286 × 875; 471 KB
1924. Marking a group of infested ponderosa pine. The spotter has blazed 21 trees recently attacked by bark beetles in a heavy center of infestation. Kaibab National Forest, Arizona. (26445233419).jpg 1,448 × 1,073; 363 KB
1924. Ponderosa pine defoliated by pandora moth. Calimus Butte area, Oregon. (38166261076).jpg 1,037 × 1,630; 482 KB
1924. Ponderosa pine defoliated by pandora moth. Klamath Indian Reservation. Oregon. (38166268516).jpg 1,025 × 1,619; 482 KB
1924. Ponderosa pine defoliated by pandora moth. Klamath Indian Reservation. Oregon. (38189738812).jpg 1,045 × 1,612; 479 KB
1924. These lodgepole pine trees, first weakened by a needle miner, were later killed by mountain pine beetle. Tenaya Basin, Yosemite National Park. (26445242119).jpg 1,066 × 1,663; 467 KB
1924. Trees tagged for cutting and insect control work. Kaibab National Forest, Arizona. (37510643954).jpg 1,890 × 1,206; 525 KB
1925. Cliff Springs. Greenland Plateau. Grand Canyon National Park. (24123961938).jpg 617 × 953; 167 KB
1925. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (24123955278).jpg 944 × 623; 104 KB
1925. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (24123959888).jpg 1,889 × 1,184; 253 KB
1925. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (26199478509).jpg 1,880 × 1,190; 383 KB
1925. Grand Canyon from Greenland Plateau. Grand Canyon National Park. (26199482649).jpg 1,889 × 1,190; 302 KB
1925. Greenland Plateau from Bright Angel Point. Grand Canyon National Park. (26199488459).jpg 1,457 × 1,208; 294 KB
1925. Kane Ranch. Also called Cane Ranch, Kane Spring Ranch, and Bar Z Ranch. House Rock Valley. Kaibab National Forest, Arizona. (24123961518).jpg 953 × 624; 120 KB
1925. Stanford Chapel. Stanford University, California. (37921596286).jpg 1,230 × 1,817; 193 KB
1925. Stanford Library. Stanford University, California. (37921593286).jpg 624 × 955; 71 KB
1926. Dendroctonus brevicomis work on the surface of sapwood. (26199472999).jpg 1,174 × 1,810; 449 KB
1926. Dendroctonus brevicomis work on the surface of sapwood. (38221528611).jpg 1,450 × 2,222; 372 KB
1926. Fanita and Elgy's bridal bouquet. (26199464039).jpg 1,172 × 1,816; 263 KB
1926. Interior of the Seymour Cottage on the Russian River. Guerneville, California. (37944687852).jpg 1,872 × 1,155; 251 KB
1926. Open stand of timber near Glass Mountain. Modoc National Forest, California. (38166082636).jpg 1,909 × 1,243; 452 KB
1926. Redwood trees. Armstrong Grove. Guerneville, California. (26199467459).jpg 1,183 × 1,694; 528 KB
1926. Redwood trees. Armstrong Grove. Guerneville, California. (37944693832).jpg 1,162 × 1,734; 452 KB
1926. Redwood trees. Armstrong Grove. Guerneville, California. (37944698452).jpg 1,141 × 1,745; 492 KB
1926. Square brush pile made by brush pilers on Ann Creek Lumber Company sales area. Brush was cut in short pieces, none over 5 or 6 feet long and ricked up, burned successfully under heavy snow. Oregon. (41564645651).jpg 3,665 × 2,917; 1.42 MB
1926. String of fish - Walter J. Buckhorn's catch. Southern Oregon Northern California bark beetle control project. (36911825020).jpg 1,772 × 1,180; 334 KB
1927. Dendroctonus brevicomis (western pine beetle) damage. Klamath River Canyon infestation. Panchromatic K2. (37944691112).jpg 922 × 609; 150 KB
1927. Glass Mountain unit looking east to Timber Mountain. Modoc National Forest, California. Photo taken with a G filter. (26445226249).jpg 1,774 × 1,141; 292 KB
1927. Glass Mountain unit looking south from Little Sand Butte. Modoc National Forest, California. (38189643222).jpg 1,760 × 1,162; 361 KB
1927. Ponderosa pine timber stand on lava beds. Modoc National Forest, California. (38221514991).jpg 1,697 × 1,081; 404 KB
1927. Ponderosa pine timber stand. Modoc National Forest, California. (37510656374).jpg 1,190 × 1,792; 497 KB
1927. Western pine beetle damage. Airplane view (vertical) of Badger Well plot. Elevation 2,000 feet. Control project. Modoc National Forest, California. (34907772501).jpg 1,404 × 1,053; 357 KB
1927. Western pine beetle damage. Airplane view (vertical) of Timber Mt. plot. Elevation 2,000 feet. Control project. Modoc National Forest, California. (34907767221).jpg 1,417 × 1,088; 312 KB
1927. Western pine beetle damage. Brown's Well plot. T44N, R8E, Sec 30. 2,000' elevation. Modoc National Forest, California. (34999650176).jpg 1,420 × 1,063; 336 KB
1928. Buprestis gibbsi. Adult. Photo enlarged and detailed. (34999633886).jpg 910 × 1,160; 116 KB
1928. Drawing by W.D. Edmonston depicts life-cycle and habitat of Pissodes murrayana Hopk. (34014713885).jpg 1,763 × 1,331; 312 KB
1928. Drawing by W.D. Edmonston of Pacific flathead borer life history. (33341510320).jpg 1,230 × 1,855; 239 KB
1928. Drawing by W.D. Edmonston shows the life history of the lodgepole pine needletyer. (33725829615).jpg 1,731 × 1,319; 398 KB
1928. Drawing showing the life history of the Monterey pine sawfly. (32912498393).jpg 1,722 × 1,317; 426 KB
1929. Drawing of Halysidota argentata (Pack). (33725524555).jpg 854 × 1,059; 149 KB
1929. Drawing of Tetropium abietis (Fall). (34875548892).jpg 893 × 1,092; 151 KB
1930. Drawing shows the life history of the California peach borer in cherry laurel. (33344450270).jpg 1,378 × 919; 243 KB
1930. Empress Hotel. Victoria, BC. Canada. (34182327803).jpg 1,323 × 909; 184 KB
1930. Garry oak (Quercus garryana) defoliated by oak looper (Ellopia somniaria) near Amity, Oregon. (38902729750).jpg 953 × 1,314; 341 KB
1930. Garry oak defoliated and webbed by oak looper Ellopia somniaria. (25176099237).jpg 937 × 1,285; 166 KB
1930. Hemlock killed on the Nehalem River by old outbreaks of hemlock looper. Oregon. (39337342264).jpg 913 × 1,285; 259 KB
1930. Hemlock killed on the Nehalem River by old outbreaks of western hemlock looper. Oregon. (39337349134).jpg 932 × 1,288; 297 KB
1930. Hemlock killed on the Nehalem River by old outbreaks of western hemlock looper. Oregon. (39337354724).jpg 929 × 1,283; 243 KB
1930. Hygrothermograph and temporary shelter used in brood studies. Klamath Falls, Oregon. (38729089481).jpg 1,174 × 1,786; 301 KB
1930. Insect cages used to collection slash insects in ponderosa pine slash relations study. Klamath Falls, Oregon. (34229210893).jpg 1,792 × 1,165; 411 KB
1930. Lodgepole pine. Scolytidae. Dendroctonus monticolae Hopk. damage. Crater Lake National Park. (38221467461).jpg 1,283 × 944; 242 KB
1930. Logging ponderosa pine to control Dendroctonus brevicomis. Klamath Falls, Oregon. (33685002356).jpg 1,892 × 1,187; 363 KB
1930. Mountain pine beetle damage in lodgepole pine. Scolytidae. Dendroctonus monticolae Hopk. Crater Lake National Park. (38221465461).jpg 1,346 × 953; 182 KB
1930. Ponderosa pine area before logging. Klamath Falls, Oregon. (32883132274).jpg 1,181 × 1,849; 505 KB
1930. Ponderosa pine logs attacked on sides and bottoms by Dendroctonus brevicomis. Klamath Falls, Oregon. (26445195299).jpg 1,915 × 1,252; 493 KB
1930. Ponderosa pine right-of-way logs heavily attacked by Dendroctonus brevicomis. Klamath Falls, Oregon. (37510629774).jpg 1,636 × 1,180; 378 KB
1930. Salvage logging ponderosa pine. Dendroctonus brevicomis control. Klamath Falls, Oregon. (32912356823).jpg 1,887 × 1,194; 414 KB
1930. Timber type looking westward across Anna Creek. Crater Lake National Park. (40047838121).jpg 928 × 1,305; 178 KB
1930. Whitehorse lodgepole pine stand. Crater Lake National Park. (40669995142).jpg 1,268 × 900; 237 KB
1931. Aerial scene on Naselle showing areas infested with western hemlock looper. Washington. (34088125833).jpg 1,316 × 953; 139 KB
1931. Damage to ponderosa pine pole stands by Ips oregoni Eich. following logging. Klamath Falls, Oregon. (40015295992).jpg 1,752 × 1,160; 354 KB
1931. Hemlock looper control project. Naselle area, Washington. (26445156219).jpg 1,275 × 926; 239 KB
1931. Naselle area, showing hemlock looper infested timber lands. Western hemlock looper dusting project. Washington. (39149617515).jpg 1,290 × 921; 197 KB
1931. Naselle area, showing hemlock looper infested timber lands. Western hemlock looper dusting project. Washington. (39337337734).jpg 1,281 × 917; 200 KB
1931. Ponderosa pine, slash relations, temperature, bark beetle study. (34195850064).jpg 1,394 × 794; 227 KB
1931. Scene on Naselle showing areas infested with western hemlock looper. Washington. (34088128453).jpg 1,292 × 915; 193 KB
1932. Aphis abietina, Walk. damage to Sitka spruce. Pacific Beach, Washington. (39337306274).jpg 937 × 1,309; 208 KB
1932. Aphis abietina, Walk., damage to Sitka spruce. Mora, Washington. (38011762624).jpg 932 × 1,301; 230 KB
1932. Aphis abietina, Walk., damage to Sitka spruce. Mora, Washington. (39337312984).jpg 950 × 1,291; 168 KB
1932. Aphis abietina, Walk., damage to Sitka spruce. Mora, Washington. (39337315024).jpg 1,291 × 888; 205 KB
1932. Aphis abietina, Walk., damage to Sitka spruce. Mora, Washington. (40015303862).jpg 926 × 1,310; 228 KB
1932. Autogyro at Summit Meadows. Mt. Hood National Forest, Oregon. (33593530573).jpg 6,190 × 4,947; 3.39 MB
1932. Autogyro at Summit Meadows. Mt. Hood National Forest, Oregon. (34244524952).jpg 4,564 × 3,099; 6.99 MB
1932. Cages on ponderosa pine Dendroctonus brevicomis Lec. brood trees. B-3 Ochoco experimental area. Prineville, Oregon. (26445144279).jpg 1,319 × 914; 229 KB
1932. Drawing by W.D. Edmonston shows the life history of Monterey pine scale. (33344446450).jpg 894 × 1,159; 228 KB
1932. Drawing by W.D. Edmonston shows the life history of the Cypress twig moth. (33344447820).jpg 1,197 × 1,091; 292 KB
1932. Drawing by W.D. Edmonston shows the life history of the Sycamore leaf blotch miner. (32915743473).jpg 1,280 × 969; 216 KB
1932. Drawing by W.D. Edmonston shows various leaf scales. (33728906375).jpg 1,031 × 1,307; 292 KB
1932. Drawing by W.D. Edmontston shows the life history of spittle bugs on Monterey pine. Aphrophora permutata Uhler. (33728902225).jpg 830 × 883; 127 KB
1932. Drawing shows the life history of the irregular pine scale Toumeyella pinocola Ferris. (33344445790).jpg 759 × 1,338; 218 KB
1932. Ground cage on ponderosa pine Dendroctonus brevicomis Lec. brood trees. Prineville, Oregon. (26174521048).jpg 939 × 1,300; 237 KB
1932. Hemlock second growth stand. Raymond, Washington. (38165992946).jpg 908 × 1,293; 179 KB
1932. Hemlock stand in Grays Harbor County, Washington. (26174524868).jpg 923 × 1,315; 231 KB
1932. Spruce stand near Pacific Beach, Washington. (39337309764).jpg 923 × 1,305; 345 KB
1933. Five-foot insect tree cage for emergence collection. Dendroctonus brevicomis. Modoc National Forest, California. (37510618514).jpg 1,094 × 1,594; 319 KB
1933. Nineteen-foot insect tree cage for induced attack and emergence collection. Dendroctonus brevicomis. Modoc National Forest, California. (26445176519).jpg 1,083 × 1,654; 462 KB
1933. Toothpick method for counting Dendroctonus brevicomis (western pine beetle) emergence holes. Sisters, Oregon. (34626785270).jpg 1,369 × 1,043; 253 KB
1933. Toothpick method of counting Dendroctonus brevicomis (western pine beetle) emergence holes. Sisters, Oregon. (34974330076).jpg 1,363 × 1,023; 197 KB
1934. A.G. Simmon lecturing to "class" at radio class. Regional Office, Portland, Oregon. (27695091258).jpg 4,952 × 3,910; 1.46 MB
1934. Aerial photo mission. Mt. Hood and Willamette National Forests, Oregon. (33175380780).jpg 4,822 × 3,815; 1.33 MB
1934. An area in the Modoc National Forest showing the accumulated loss of ponderosa pine killed by the western pine beetle during a period of ten years. (38221474951).jpg 1,867 × 1,202; 550 KB
1934. Burned area along west side of road. Many Dendroctonus monticolae trees of white pine near the edge of the burn. Mt. Rainier National Park, Washington. (38696607462).jpg 1,326 × 925; 161 KB
1934. Chevrolet truck used on surveys of southern Oregon plots. Portland, OR. (34358712024).jpg 2,309 × 1,489; 286 KB
1934. Chevrolet truck used on surveys of southern Oregon plots. Portland, Oregon. (26197666949).jpg 1,304 × 920; 159 KB
1934. Class 1A and 1D. Tree Selection. Keen Ponderosa Pine Tree Classification. (40002531604).jpg 911 × 1,331; 236 KB
1934. Class 1A. Tree Selection. Keen Ponderosa Pine Tree Classification. (26841233558).jpg 926 × 1,310; 306 KB
1934. Class 1A. Tree Selection. Keen Ponderosa Pine Tree Classification. (39337245164).jpg 935 × 1,317; 253 KB
1934. Class 1B and Class 2B. Tree Selection. Keen Ponderosa Pine Tree Classification. (40002523264).jpg 651 × 1,151; 139 KB
1934. Class 1B. Tree Selection. Keen Ponderosa Pine Tree Classification. (40002520304).jpg 905 × 1,199; 211 KB
1934. Class 1C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40669999182).jpg 911 × 1,325; 159 KB
1934. Class 2A and Class 1C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40669997382).jpg 911 × 1,322; 176 KB
1934. Class 2B. Tree Selection. Keen Ponderosa Pine Tree Classification. (26841198628).jpg 869 × 1,307; 166 KB
1934. Class 2C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40002503014).jpg 929 × 1,334; 207 KB
1934. Class 2D and Class 3D. Tree Selection. Keen Ponderosa Pine Tree Classification. (40712644831).jpg 929 × 1,340; 235 KB
1934. Class 3A in Keen's ponderosa pine tree classification, used for comparison of bark beetle susceptibility classes based on age and vigor. (38221464181).jpg 884 × 1,319; 266 KB
1934. Class 3A or Class 4A. Tree Selection. Keen Ponderosa Pine Tree Classification. (25841208887).jpg 878 × 1,290; 215 KB
1934. Class 3A. Tree Selection. Keen Ponderosa Pine Tree Classification. (39337234684).jpg 950 × 1,293; 184 KB
1934. Class 3A. Tree Selection. Keen Ponderosa Pine Tree Classification. (40712637761).jpg 887 × 1,298; 274 KB
1934. Class 3A. Tree Selection. Keen Ponderosa Pine Tree Classification. (40712640011).jpg 923 × 1,334; 222 KB
1934. Class 3B. Tree Selection. Keen Ponderosa Pine Tree Classification. (39337241324).jpg 949 × 1,330; 296 KB
1934. Class 3C and 2C. Tree Selection. Keen Ponderosa Pine Tree Classification. (39337237784).jpg 956 × 1,330; 316 KB
1934. Class 3C and Class 2C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40002499824).jpg 783 × 1,298; 208 KB
1934. Class 3C or Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (26841159878).jpg 951 × 1,303; 153 KB
1934. Class 3C. Tree Selection. Keen Ponderosa Pine Tree Classification. (25841210267).jpg 522 × 1,412; 118 KB
1934. Class 3C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40047945431).jpg 294 × 1,037; 51 KB
1934. Class 4A. Tree Selection. Keen Ponderosa Pine Tree Classification. (39817420445).jpg 650 × 1,808; 208 KB
1934. Class 4B. Tree Selection. Keen Ponderosa Pine Tree Classification. (28268659129).jpg 951 × 1,289; 229 KB
1934. Class 4B. Tree Selection. Keen Ponderosa Pine Tree Classification. (39817417405).jpg 914 × 1,313; 122 KB
1934. Class 4B. Tree Selection. Keen Ponderosa Pine Tree Classification. (40047944221).jpg 896 × 1,316; 135 KB
1934. Class 4B. Tree Selection. Keen Ponderosa Pine Tree Classification. (40669945012).jpg 875 × 1,319; 242 KB
1934. Class 4C (group). Tree Selection. Keen Ponderosa Pine Tree Classification. (39337230024).jpg 717 × 1,190; 159 KB
1934. Class 4C or 3C. Tree Selection. Keen Ponderosa Pine Tree Classification. (28268664319).jpg 952 × 1,312; 269 KB
1934. Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (28268655249).jpg 888 × 1,312; 275 KB
1934. Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (38189573512).jpg 879 × 1,313; 251 KB
1934. Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (39337240004).jpg 418 × 1,483; 140 KB
1934. Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40669936352).jpg 929 × 1,278; 294 KB
1934. Class 4C. Tree Selection. Keen Ponderosa Pine Tree Classification. (40669940562).jpg 890 × 1,307; 230 KB
1934. Class 4D. Tree Selection. Keen Ponderosa Pine Tree Classification. (40712600801).jpg 875 × 1,295; 182 KB
1934. Dead lodgepole pine and young reproduction. Munson Plateau. Crater Lake National Park, Oregon. (37510589374).jpg 1,313 × 954; 268 KB
1934. Dead lodgepole pine killed by mountain pine beetle, with young reproduction. Munson Plateau. Crater Lake National Park, Oregon. (38221460651).jpg 1,271 × 918; 209 KB
1934. Drawing by de Young shows the brood stages, work, and life history of the western pine beetle, Dendroctonus brevicomis Lec. (33684967476).jpg 1,391 × 1,988; 409 KB
1934. Drawing shows the brood stages, work and life history of the Douglas-fir beetle. Dendroctonus pseudotsugae Hopk. by artist de Young. (32883176134).jpg 1,286 × 1,894; 445 KB
1934. Drawing shows the life history and work of the pandora moth. Artist unknown. (32883156064).jpg 1,299 × 1,929; 367 KB
1934. Ergates spiculatus wood borer work. Fire-killed Douglas-fir deterioration. (40084056814).jpg 1,355 × 1,862; 344 KB
1934. Ford truck purchased April 1934 for use in BEPQ, Division of Forest Insect Investigations work in the Pacific Northwest. Mt. Hood, Oregon. (34974262706).jpg 920 × 1,319; 115 KB
1934. Ford truck purchased in April 1934 for use in Bureau of Entmology and Plant Quarantine work. Mt. Hood, Oregon. (33170228223).jpg 4,470 × 2,929; 799 KB
1934. Foy Squibb tracing circuit of the portable radio phone transmitter-receiver. Blackboard diagram being used in conjunction with the actual equipment. Theory and practice are combined at the radio school... (41564626001).jpg 4,979 × 3,924; 1.48 MB
1934. From inside the plane, looking toward the pilot at about 8,000 feet elevation, over the Willamette National Forest. Lage Wernstedt (photographer, right) and Ranger Smith Taylor in the middle. (33175379840).jpg 4,788 × 3,792; 1.33 MB
1934. Glass Mountain Unit. Area Northwest of Timber Mountain logged by Shaw-Bertram in 1933. Surviving green trees cut, leaving dead forest of snags. Modoc National Forest, California. (38221477641).jpg 1,948 × 1,366; 624 KB
1934. Hemlock defoliated by sawfly, Neodiprion tsugae Midd. (26174510448).jpg 953 × 1,588; 242 KB
1934. Mt. Rainier from Longmire, Washington. (34626627650).jpg 1,331 × 919; 173 KB
1934. Mt. Rainier from Rampart Ridge. Mt. Rainier National Park, Washington. (34170580684).jpg 932 × 1,285; 115 KB
1934. Mt. Rainier from Sunrise Park, Washington. (34203707843).jpg 936 × 1,319; 125 KB
1934. Mt. Rainier National Park control project. White River Campground. (38189578832).jpg 894 × 1,245; 224 KB
1934. New highway and Mt. Rainier. White River. Mt. Rainier National Park, Washington. (34858509976).jpg 917 × 1,280; 216 KB
1934. Ranger Smith Taylor (left) and aerial photographer Lage Wernstedt. Oregon. (33175378720).jpg 4,768 × 3,774; 1.28 MB
1934. Snout of Carbon Glacier. Mt. Rainier National Park, Washington. (34850420522).jpg 1,332 × 921; 186 KB

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United States Forest Service Regions