Scientific American 234 March 28, T903. … EXPERIMENTAL SCIENCE. Skirt, woman's, A. Adlor 723,191 Slate or similar device for educational pur- INTERCOMMUNICATING If you want the best CHUCKS, buy Westcott's MONOPLEX poses, H. King 722,994 By GEORGE H. HOPKINS Smelting furnace, crucible, Forshach & C lerc 722,831 Little Giant Double Grip…
Patents · Gun · Sight · Electrical engineering · Horse power · Scientific American · Illustrated catalogue · Great Britain · Water power · Gun captain · Marginal efficiency · Side armor · Sight setter · Alternating current
Internet Archive · Public domain (published before 1931). Free to use for anything.
