[dsalzman]

Wow this is great OP! If you like this check out http://507movements.com/ - an animated webpage of 507 mechanical movements with descriptions from a classic book.

[Rapzid]

I'm sad to say it took so long to occur to me, but I believe 507 was what introduced me to the concept that it's levers all the way down.

[defulmere]

Came here to post that link :)