Double Wedge

| View Cart ⇗ | Info

“Two wedges have been placed toward one another underneath the weight. Equal force is applied to each wedge which raises the weight.” —Quackenbos 1859




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) 112


TIFF (full resolution)

2400×1360, 205.9 KiB

Large GIF

1024×580, 29.4 KiB

Medium GIF

640×362, 16.7 KiB

Small GIF

320×181, 7.2 KiB