Albert C. Rogers
creator of digital collection
Gumweed. Handwritten on original negative envelope: "5001" "Gum-weed" "8- Aster Gum-weed?"
date of photograph
Yes. Color corrected using Photoshop CS4
5 X 7 nitrate negative scanned with Epson Expression 10000X at 340 dpi.
use with permission Denver Museum of Nature & Science