You want this. At least I do.

You want this library ladder for your growing library... or is that me?

Zeppelin Clip

Very nice Airship sequences in this clip.

tutorial from the 1930's on the principles and development of the Differential Gear

Kinekt Design's Gear Ring

http://kinektdesign.com

Stop Motion - The Deep

Sucker Punch Trailer

!RayGuns!