Works in Progress

These aren't final. They're preliminary thoughts, sketches, or drafts. They would be redrawn--neater, more precise, perhaps--before they're put to use.

Displaying 1 to 12 of 12 Matches Closer View Brannock device, 1920s Charles F. Brannock, Syracuse, New York ink and pencil on paper Closer View Electro-mechanical fly catcher, 1943 Everett Huckel Bickley, Bala Cynwyd, Pennsylvania pencil on paper Closer View Accessible Snowboard, first concept drawing, 1996 ink, pencil, crayon on paper Closer View Fighter control panel improvements, late 1930s-early 1940s pencil on paper Closer View Goose decoy in carrying case, 1950s ink and pencil on paper Closer View Goose decoy, 1950s pencil on paper Closer View Hunting blind, 1991 ink and pencil on paper Closer View Notebook of sound-related inventions, 1882 Charles Sumner Tainter, Washington, D.C. Closer View Paint pot from “Invention Diary and Sketchbook,” 1939 Earl S. Tupper, Leominster, Massachusetts pencil on paper Closer View Resister, 1996 Felix Zandman, Malvern, Pennsylvania ballpoint pen on paper napkin Closer View Telescoping shopping cart, Frame, 1948 purple ink (transfer) and pencil on paper Closer View Telescoping shopping cart, 1948 purple ink (transfer) and pencil on paper