Cardboard cone template marked 4x5 on a steel plate with a scrib…

A hand steadies a taped-together cardboard mockup marked "4x5" in red, a tapered multi-sided cone pattern, sitting on a sheet of steel plate atop a gold folding chair in a shop. A scribed circle is marked on the plate around the template, with grinding dust on the concrete floor and a red tool box behind.

AI caption March 2005 · Photo 856 of 1913