• Elements
  • Designs
  • Design topics
  • Element topics
  • Boards
https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13970117

Engineering: a worm gear and spur gearwheel, side and end elevations. Coloured drawing, 1845.

Original public domain image from Wellcome Collection

More
Public DomainFree CC0 image for Personal and Business use

View CC0 License

Engineering: a worm gear and spur gearwheel, side and end elevations. Coloured drawing, 1845.

More