Category:US National Archives series: Photographs of Operations, compiled ca. 1870 - ca. 1930

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Media in category "US National Archives series: Photographs of Operations, compiled ca. 1870 - ca. 1930"

The following 116 files are in this category, out of 116 total.

Draw Bench, Showing Strip Passing Between the Dies - NARA - 296575.jpg 3,000 × 2,102; 772 KB
Draw Bench, Showing Strip Passing Between the Dies - NARA - 296575.tif 3,000 × 2,102; 6.01 MB
Front View of Melting Furnace, Showing Crucible, Dipping Cup, Stirrer, Tongs, Ingot Molds, Metal Bars, Etc. - NARA - 296574.jpg 3,000 × 2,234; 845 KB
Front View of Melting Furnace, Showing Crucible, Dipping Cup, Stirrer, Tongs, Ingot Molds, Metal Bars, Etc. - NARA - 296574.tif 3,000 × 2,234; 6.39 MB
Photograph of a hydraulic mining operation whereby water is blasted against a hillside to separate loose rock... - NARA - 296578.jpg 3,000 × 2,690; 1.19 MB
Photograph of a hydraulic mining operation whereby water is blasted against a hillside to separate loose rock... - NARA - 296578.tif 3,000 × 2,690; 7.7 MB
Photograph of a press operator sitting next to a coin press - NARA - 296597.jpg 2,785 × 3,000; 996 KB
Photograph of a press operator sitting next to a coin press - NARA - 296597.tif 2,785 × 3,000; 7.97 MB
Photograph of a riverside mining operation with part of the streambed diverted for filtering and sifting for gold. A... - NARA - 296579.jpg 3,000 × 2,424; 1.97 MB
Photograph of a riverside mining operation with part of the streambed diverted for filtering and sifting for gold. A... - NARA - 296579.tif 3,000 × 2,424; 6.94 MB
Photograph of a rolling machine used to produce strips of bullion in uniform thickness. - NARA - 296596.jpg 3,000 × 2,802; 1.26 MB
Photograph of a rolling machine used to produce strips of bullion in uniform thickness. - NARA - 296596.tif 3,000 × 2,802; 8.02 MB
Photograph of a San Francisco Mint employee at the steam engine in the basement area of the Mint. - NARA - 296562.jpg 3,000 × 2,423; 1.36 MB
Photograph of a San Francisco Mint employee at the steam engine in the basement area of the Mint. - NARA - 296562.tif 3,000 × 2,423; 6.93 MB
Photograph of a San Francisco Mint employee in an attic workshop. - NARA - 296565.jpg 3,000 × 2,423; 1.41 MB
Photograph of a San Francisco Mint employee in an attic workshop. - NARA - 296565.tif 3,000 × 2,423; 6.93 MB
Photograph of a stage coach. The coach is a "mudwagon" used to travel through rugged terrain. - NARA - 296584 (cropped).jpg 2,400 × 1,613; 869 KB
Photograph of a stage coach. The coach is a "mudwagon" used to travel through rugged terrain. - NARA - 296584.jpg 3,000 × 2,426; 1.54 MB
Photograph of a stage coach. The coach is a "mudwagon" used to travel through rugged terrain. - NARA - 296584.tif 3,000 × 2,426; 6.94 MB
Photograph of damage done to the San Francisco Mint chimneys during the 1906 Earthquake. Smaller chimneys from the... - NARA - 296586.jpg 3,000 × 2,397; 864 KB
Photograph of damage done to the San Francisco Mint chimneys during the 1906 Earthquake. Smaller chimneys from the... - NARA - 296586.tif 3,000 × 2,397; 6.86 MB
Photograph of destruction outside the San Francisco Mint after the 1906 Eartquake and Fire - NARA - 296587.jpg 3,000 × 2,388; 973 KB
Photograph of destruction outside the San Francisco Mint after the 1906 Eartquake and Fire - NARA - 296587.tif 3,000 × 2,388; 6.83 MB
Photograph of destruction outside the San Francisco Mint after the 1906 Eartquake and Fire as seen from the... - NARA - 296588.jpg 3,000 × 2,413; 866 KB
Photograph of destruction outside the San Francisco Mint after the 1906 Eartquake and Fire as seen from the... - NARA - 296588.tif 3,000 × 2,413; 6.9 MB
Photograph of eight San Francisco Mint employees in the basement area with gold ingots. - NARA - 296561.jpg 3,000 × 2,366; 1.06 MB
Photograph of eight San Francisco Mint employees in the basement area with gold ingots. - NARA - 296561.tif 3,000 × 2,366; 6.77 MB
Photograph of five San Francisco Mint employees in an office with carts of bullion. - NARA - 296566.jpg 3,000 × 2,373; 1.01 MB
Photograph of five San Francisco Mint employees in an office with carts of bullion. - NARA - 296566.tif 3,000 × 2,373; 6.79 MB
Photograph of five San Francisco Mint employees in the Assistant United States Treasurer's Office. - NARA - 296590.jpg 3,000 × 2,433; 1.1 MB
Photograph of five San Francisco Mint employees in the Assistant United States Treasurer's Office. - NARA - 296590.tif 3,000 × 2,433; 6.96 MB
Photograph of five San Francisco Mint employees in the Coiner's Office. - NARA - 296563.jpg 3,000 × 2,667; 1.08 MB
Photograph of five San Francisco Mint employees in the Coiner's Office. - NARA - 296563.tif 3,000 × 2,667; 7.63 MB
Photograph of five San Francisco Mint employees in the electrolytic refining section. The electrolytic process on... - NARA - 296595.jpg 3,000 × 2,420; 1.3 MB
Photograph of five San Francisco Mint employees in the electrolytic refining section. The electrolytic process on... - NARA - 296595.tif 3,000 × 2,420; 6.92 MB
Photograph of five San Francisco Mint employees in the Press Room. - NARA - 296568.jpg 3,000 × 2,349; 848 KB
Photograph of five San Francisco Mint employees in the Press Room. - NARA - 296568.tif 3,000 × 2,349; 6.72 MB
Photograph of five San Francisco Mint employees in what appears to be the Melting Room. - NARA - 296567.jpg 3,000 × 2,417; 1.33 MB
Photograph of five San Francisco Mint employees in what appears to be the Melting Room. - NARA - 296567.tif 3,000 × 2,417; 6.92 MB
Photograph of four men outside a mine shaft. The foremost man appears to be cutting timbers for bracing the interior of the shaft. (5285433767).jpg 3,000 × 2,386; 2.82 MB
Photograph of four men outside a mine shaft. The foremost man appears to be cutting timbers for bracing the interior... - NARA - 296580.jpg 3,000 × 2,386; 1.29 MB
Photograph of four men outside a mine shaft. The foremost man appears to be cutting timbers for bracing the interior... - NARA - 296580.tif 3,000 × 2,386; 6.83 MB
Photograph of four San Francisco Mint assayers in the Assayer's Weigh Room. - NARA - 296552.jpg 3,000 × 2,392; 1.03 MB
Photograph of four San Francisco Mint assayers in the Assayer's Weigh Room. - NARA - 296552.tif 3,000 × 2,392; 6.84 MB
Photograph of four San Francisco Mint employees in the basement of the Mint washing blanks before they are sent to... - NARA - 296557.jpg 3,000 × 2,380; 1.05 MB
Photograph of four San Francisco Mint employees in the basement of the Mint washing blanks before they are sent to... - NARA - 296557.tif 3,000 × 2,380; 6.81 MB
Photograph of four San Francisco Mint employees in the Draw Bench Room. - NARA - 296556.jpg 3,000 × 2,406; 1.33 MB
Photograph of four San Francisco Mint employees in the Draw Bench Room. - NARA - 296556.tif 3,000 × 2,406; 6.88 MB
Photograph of four San Francisco Mint employees in the Machine Shop. - NARA - 296569.jpg 3,000 × 2,343; 1.07 MB
Photograph of four San Francisco Mint employees in the Machine Shop. - NARA - 296569.tif 3,000 × 2,343; 6.7 MB
Photograph of four San Francisco Mint employees in the melting and refining section of the Mint. - NARA - 296591.jpg 3,000 × 2,327; 1.2 MB
Photograph of four San Francisco Mint employees in the melting and refining section of the Mint. - NARA - 296591.tif 3,000 × 2,327; 6.66 MB
Photograph of machinery at the San Francisco Mint - NARA - 296599.jpg 3,000 × 2,602; 1.05 MB
Photograph of machinery at the San Francisco Mint - NARA - 296599.tif 3,000 × 2,602; 7.44 MB
Photograph of sacks of coins - NARA - 296600.jpg 2,656 × 3,000; 1.5 MB
Photograph of sacks of coins - NARA - 296600.tif 2,656 × 3,000; 7.6 MB
Photograph of San Francisco Mint adjuster of weights sitting at a long adjusting table in the basement of the Mint. - NARA - 296548.jpg 3,000 × 2,420; 1.28 MB
Photograph of San Francisco Mint adjuster of weights sitting at a long adjusting table in the basement of the Mint. - NARA - 296548.tif 3,000 × 2,420; 6.92 MB
Photograph of San Francisco Mint employees and a mounted deer head in a basement office. - NARA - 296546.jpg 3,000 × 2,686; 1.24 MB
Photograph of San Francisco Mint employees and a mounted deer head in a basement office. - NARA - 296546.tif 3,000 × 2,686; 7.68 MB
Photograph of San Francisco Mint employees in the Assayer's Office. - NARA - 296547.jpg 3,000 × 2,421; 1.32 MB
Photograph of San Francisco Mint employees in the Assayer's Office. - NARA - 296547.tif 3,000 × 2,421; 6.93 MB
Photograph of San Francisco Mint employees in the Rolling Room. - NARA - 296555.jpg 3,000 × 2,380; 1.37 MB
Photograph of San Francisco Mint employees in the Rolling Room. - NARA - 296555.tif 3,000 × 2,380; 6.81 MB
Photograph of seven San Francisco Mint employees in the Assistant United States Treasurer's office. - NARA - 296551.jpg 3,000 × 2,373; 1.15 MB
Photograph of seven San Francisco Mint employees in the Assistant United States Treasurer's office. - NARA - 296551.tif 3,000 × 2,373; 6.79 MB
Photograph of several San Francisco Mint employees in the electrolytic refining section. The electrolytic process on... - NARA - 296593.jpg 3,000 × 2,345; 1.28 MB
Photograph of several San Francisco Mint employees in the electrolytic refining section. The electrolytic process on... - NARA - 296593.tif 3,000 × 2,345; 6.71 MB
Photograph of several San Francisco Mint employees in the Wash Room preparing gold for the Refinery. - NARA - 296570.jpg 3,000 × 2,373; 1.28 MB
Photograph of several San Francisco Mint employees in the Wash Room preparing gold for the Refinery. - NARA - 296570.tif 3,000 × 2,373; 6.79 MB
Photograph of several San Francisco Mint employees near the top section of the Corless Engine on the first floor. - NARA - 296572.jpg 3,000 × 2,352; 1.01 MB
Photograph of several San Francisco Mint employees near the top section of the Corless Engine on the first floor. - NARA - 296572.tif 3,000 × 2,352; 6.73 MB
Photograph of several San Francisco Mint employees with carts full of ingots and ingot molds. - NARA - 296589.jpg 3,000 × 2,406; 958 KB
Photograph of several San Francisco Mint employees with carts full of ingots and ingot molds. - NARA - 296589.tif 3,000 × 2,406; 6.88 MB
Photograph of several San Francisco Mint employees working at the Deposit Melting Furnaces - NARA - 296571.jpg 3,000 × 2,645; 1.62 MB
Photograph of several San Francisco Mint employees working at the Deposit Melting Furnaces - NARA - 296571.tif 3,000 × 2,645; 7.57 MB
Photograph of six San Francisco Mint employees in the Receiving Room. - NARA - 296553.jpg 3,000 × 2,390; 1.04 MB
Photograph of six San Francisco Mint employees in the Receiving Room. - NARA - 296553.tif 3,000 × 2,390; 6.84 MB
Photograph of six San Francisco Mint employees in the Rolling Room. - NARA - 296559.jpg 3,000 × 2,421; 1.33 MB
Photograph of six San Francisco Mint employees in the Rolling Room. - NARA - 296559.tif 3,000 × 2,421; 6.93 MB
Photograph of the entrance to the Golden Rule Mine in Tuolumne County, California. - NARA - 296582.jpg 3,000 × 2,400; 1.37 MB
Photograph of the entrance to the Golden Rule Mine in Tuolumne County, California. - NARA - 296582.tif 3,000 × 2,400; 6.87 MB
Photograph of the San Francisco Mint - NARA - 296585.jpg 3,000 × 2,524; 1.2 MB
Photograph of the San Francisco Mint - NARA - 296585.tif 3,000 × 2,524; 7.22 MB
Photograph of the San Francisco Mint Assay Furnaces - NARA - 296573.jpg 3,000 × 2,654; 955 KB
Photograph of the San Francisco Mint Assay Furnaces - NARA - 296573.tif 3,000 × 2,654; 7.59 MB
Photograph of the San Francisco Mint assaying division showing leather-topped tables and assay scales used to check... - NARA - 296598.jpg 3,000 × 2,418; 1.18 MB
Photograph of the San Francisco Mint assaying division showing leather-topped tables and assay scales used to check... - NARA - 296598.tif 3,000 × 2,418; 6.92 MB
Photograph of the San Francisco Mint Coin Adjusting Room. Tables have assay scales at each station. Coin counting... - NARA - 296577.jpg 3,000 × 1,866; 1,001 KB
Photograph of the San Francisco Mint Coin Adjusting Room. Tables have assay scales at each station. Coin counting... - NARA - 296577.tif 3,000 × 1,866; 5.34 MB
Photograph of the San Francisco Mint employees in an office - NARA - 296545.jpg 3,000 × 2,421; 1.32 MB
Photograph of the San Francisco Mint employees in an office - NARA - 296545.tif 3,000 × 2,421; 6.93 MB
Photograph of the San Francisco Mint Superintendent in his office. - NARA - 296544.jpg 3,000 × 2,372; 890 KB
Photograph of the San Francisco Mint Superintendent in his office. - NARA - 296544.tif 3,000 × 2,372; 6.79 MB
Photograph of three San Francisco Mint employees at the annealing furnaces in the Coiner's Department. - NARA - 296558.jpg 3,000 × 2,342; 1.57 MB
Photograph of three San Francisco Mint employees at the annealing furnaces in the Coiner's Department. - NARA - 296558.tif 3,000 × 2,342; 6.7 MB
Photograph of three San Francisco Mint employees at the main entrance to the Mint. - NARA - 296550.jpg 3,000 × 2,635; 1.21 MB
Photograph of three San Francisco Mint employees at the main entrance to the Mint. - NARA - 296550.tif 3,000 × 2,635; 7.54 MB
Photograph of three San Francisco Mint employees with the bullion balance scales. - NARA - 296564.jpg 3,000 × 2,368; 1,010 KB
Photograph of three San Francisco Mint employees with the bullion balance scales. - NARA - 296564.tif 3,000 × 2,368; 6.78 MB
Photograph of two men starting up a vertical mine shaft underneath a small outcropping of rock on the side of a hill. - NARA - 296581.jpg 3,000 × 2,379; 2.32 MB
Photograph of two men starting up a vertical mine shaft underneath a small outcropping of rock on the side of a hill. - NARA - 296581.tif 3,000 × 2,379; 6.81 MB
Photograph of two San Francisco Mint employees in the Cleaning Room. - NARA - 296560.jpg 3,000 × 2,408; 1.06 MB
Photograph of two San Francisco Mint employees in the Cleaning Room. - NARA - 296560.tif 3,000 × 2,408; 6.89 MB
Photograph of two San Francisco Mint employees in the electrolytic refining section. The electrolytic process on view... - NARA - 296594.jpg 3,000 × 2,459; 1.13 MB
Photograph of two San Francisco Mint employees in the electrolytic refining section. The electrolytic process on view... - NARA - 296594.tif 3,000 × 2,459; 7.04 MB
Photograph of two San Francisco Mint employees near two large tanks. - NARA - 296592.jpg 3,000 × 2,386; 1.2 MB
Photograph of two San Francisco Mint employees near two large tanks. - NARA - 296592.tif 3,000 × 2,386; 6.83 MB
Photograph of two San Francisco Mint employees working on the account books. - NARA - 296549.jpg 3,000 × 2,703; 1.39 MB
Photograph of two San Francisco Mint employees working on the account books. - NARA - 296549.tif 3,000 × 2,703; 7.73 MB
Punching Machine used for punching out blanks or planchets from uniform strips of metal. - NARA - 296576.jpg 2,181 × 3,000; 865 KB
Punching Machine used for punching out blanks or planchets from uniform strips of metal. - NARA - 296576.tif 2,181 × 3,000; 6.24 MB
Silver Reduction Tanks in the Refinery - NARA - 296554.jpg 3,000 × 2,428; 1.26 MB
Silver Reduction Tanks in the Refinery - NARA - 296554.tif 3,000 × 2,428; 6.95 MB
Transportation of ore from Rosalia Mine, Mexico - NARA - 296583.jpg 3,000 × 2,851; 1.88 MB
Transportation of ore from Rosalia Mine, Mexico - NARA - 296583.tif 3,000 × 2,851; 8.16 MB

Category:US National Archives series: Photographs of Operations, compiled ca. 1870 - ca. 1930

Media in category "US National Archives series: Photographs of Operations, compiled ca. 1870 - ca. 1930"

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