507 Movements brings to life Henry T Brown’s 1868 treatise “Five Hundred and Seven Mechanical Movements, Embracing
All Those Which Are Most Important in Dynamics, Hydraulics, Hydrostatics, Pneumatics, Steam Engines, Mill and Other Gearing, Presses, Horology, and Miscellaneous Machinery; and Including
Many Movements Never Before Published
and
Several Which Have Only Recently Come Into Use,” and includes selected animations of the mechanisms. Hypnotic and educational!
(via O’Reilly Radar)