Scientific American 2/9/1901 Cruising Yachts $15.00 Scientific American 1881 Police Telephone,Scorpion Fish $19.99 Scientific American 1881- McCormick Harvesting Machines $19.99 Scientific American 1885 American Dredgers-Panama Canal $19.99 Scientific American 5/16/1885 Fire Engines,the Colossus $19.99 Scientific Amer. 1887 Telegraph Transmission / Colossus $19.99 Scientific American 9/1887 Fireless Mining Locomotive $19.99 Scientific American 1888 Navy Launches Yorktown Gunboat $19.99 Scientific Amer. 1893-Hagenbeck Circus @ Columbian Expo $19.99 Scientific American 1881 Intl Exhibition of Electricity $19.99 Scientific Amer. 1873 Challenge Reversible Hoisting Eng $15.00 Scientific Amer.-Bret's Mechanical Horse,Breton Cattle $15.00 Scientific American 2/1880- Ferry Boat Compound Engines $15.00 Scientific American 1880 Hot Blast Stoves for Furnaces $15.00 Scientific American 1881 Common Hornbill, Human Trees $15.00 Scientific American 1881 Improved Refrigerating Machine $15.00 Scientific American 3/5/1881 Fire Boat, Pinking Machine $15.00 Scientific American 1881 Simple Telephone Transmitter $15.00 Scientific American 4/2/1881 The Brush Electric Light $15.00 Scientific American 4/9/1881 Stationary Portable Engine $15.00
