Pulley System
| View Cart ⇗ | Info
“A horse without machinery can not lift a weight; but he does it readily with the aid of the simple apparatus shown [here]..” —Quackenbos 1859
Galleries
PulleysSource
G. P. Quackenbos A.M. A Natural Philosophy: Embracing the Most Recent Discoveries in the Various Branches of Physics, and Exhibiting the Application of Scientific Principles in Every-day Life (New York: D. Appleton and Company, 1859) 90
Downloads
2566×2400, 648.9 KiB
1024×957, 98.5 KiB
640×598, 52.7 KiB
320×299, 21.0 KiB