• Elements
  • Designs
  • Design topics
  • Element topics
  • Boards
https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/12149932

Workman weighing sample of gold ore and cyanide solution to determine if proper concentration of liquid is being maintained. Mogollon, New Mexico by Russell Lee

View public domain image source here

More
Public DomainFree CC0 image for Personal and Business use

View CC0 License

Editorial use only

Workman weighing sample of gold ore and cyanide solution to determine if proper concentration of liquid is being maintained. Mogollon, New Mexico by Russell Lee

More