File:1958. Dr. R.E. Balch on a large stump. Chermes (balsam woolly adelgid) conference and field trip. Mount St. Helens, Washington. (24900322607).jpg
Jump to navigation
Jump to search
Size of this preview: 778 × 600 pixels. Other resolutions: 311 × 240 pixels | 623 × 480 pixels | 996 × 768 pixels | 1,280 × 987 pixels | 1,381 × 1,065 pixels.
Original file (1,381 × 1,065 pixels, file size: 183 KB, MIME type: image/jpeg)