Gears
| View Cart ⇗ | Info
“It is found preferable, therefore, when a great difference of velocity is required, to use a combination of wheels, of moderate size. In the following figure, three wheels are seen thusly connected.” — Goodrich, 1844
Galleries
GearsSource
S. G. Goodrich A Glance at the Physical Sciences (Boston: Bradbury, Soden, & Co., 1844) 90
Downloads
2400×2074, 587.1 KiB
1024×884, 71.0 KiB
640×553, 35.2 KiB
320×276, 13.6 KiB