x376: Chain in motion
x376: The vhain I added to replace the grinding stone
x376: Geared to create articulation
x376: A series of three gears increases speed from big to little
x376: Gears in motion
x376: The core group of gears
x376: Power provided by a crank
x376: Turning the handle engages compound movement
x376: Large drawing of gears made here
x376: Examples of gears produced
x376: Rears on the end of a large layth