Camera lucida drawing aid.
Your browser does not support the video tag.
Painter's mahl stick - GIF
Constrained ball line drawing aid - photo
Electronic touchscreen blackboard - GIF
Drawing a perfect circle on a chalkboard - GIF
Funny spoof machinist plans - drawing
Free eBook: 186 More Best Homemade Tools
mwmkravchenko (Nov 26, 2022),
Toolmaker51 (Nov 26, 2022)
Overhead projector in reverse.
There are currently 1 users browsing this thread. (0 members and 1 guests)