PENCIL HOLDER AND SCISSORS. Action of Vegetable Acids on Tin. We give an engraving of an d ice crusher made NEW ADJUSTER FOR MIRROR AND PICTURE FRAMES. SIMPSON'S ADJUSTER FOR HANGING FRAMES. Test of a Safety Elevator. Iridium for Electric Lights. IMPROVED HAND HOE. RECENT INVENTIONS. INPROVED ICE CRUSHER., scientific american, 1881-02-26
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