How to succeed as an inventor; showing the wonderful possibilites in the field of invention; the dangers to be avoided; the inventions needed; how to perfect and develop new ideas to the money making stage
A 1909 advice manual by Goodwin Brooke Smith, published in Philadelphia by the Inventors and Investors Corporation, instructing amateur inventors on developing and marketing ideas. Numbered line diagrams show gear trains, cams, ratchets, rack-and-pinion drives, linkages, sectioned valves and bearings in plain outline with hatched cutaways and dash-dot centerlines, useful as mechanical motifs, technical ornament, or diagram-style spot art.
