Physics Phun

Phun is a 2d physics “sandbox” program that look like it would be great for teaching and for creating quick mock-ups of kenetic sculptures. I’d have tried it out and given a full report if there was a version for the mac. Check out this video of Phun in action. I think I’m most [...]

The Pneumatics of Hero of Alexandria

From the Steam Engine Library:

THE

PNEUMATICS

OF

HERO OF ALEXANDRIA

FROM THE ORIGINAL GREEK

Patina Formulas

Patina formulas for Brass, Bronze and Copper

Threading Chart

Great Threading Chart

This to That

This to That