This large, spiral-bound calendar features thirteen, perforated posters of blueprints inspired by real vintage patent drawings and illustrations. This interesting and quirky collection features patents for favorite inventions from the Slinky, a toy robot, and a bicycle, to a culinary beater, Thomas Edison's electric lamp, even a necktie. Discover a great new piece of invention history each month and give the spirit of innovation the respect it deserves. The calendar also features a three-year calendar at the back for reference.

Compiled by: Art Remedy LLC