• Elements
  • Designs
  • Design topics
  • Element topics
  • Boards
https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12297474
Flotation machines at one of the copper concentrators of the Utah Copper Company in its plants at Magna and Arthur, Utah. Sourced from the Library of Congress.
Or start from these designs

Flotation machines at one of the copper concentrators of the Utah Copper Company in its plants at Magna and Arthur, Utah. Sourced from the Library of Congress.

More

Flotation machines at one of the copper concentrators of the Utah Copper Company in its plants at Magna and Arthur, Utah. Sourced from the Library of Congress.

View public domain image source here

More
Public DomainFree CCO U.S. Government image for Personal and Business use

View CC0 License

Editorial use only