NEW BOOKS AND PUBLICATIONS. Inventions Patented in England by Americans. Improved Cartridge Box. Improved Sewing Machine. Improved Cartridge Box. Improved Sewing Machine. Improved Wagon Brake Shoe. Improved Chandelier. Improved Case for Law Blanks. Improved Reversible Street Car. Improved Cotton Worm Destroyer. Improved Dental Drill. Improved Milk Boiler Alarm. Improved Harrow. Improved Mechanism for Operating Screw Propellers. Improved Nut and Coffee Roaster. Improved Combined Stop Cock and Check Valve. Improved Filter for Water Cooler. Improved Bed Bottom. Improved Horse Power. Improved Cultivator. Improvement in Preparing and Packing Water Colors. Improved Hay and Cotton Press. Improvement in Rolling Wire. Improved Row Lock., scientific american, 1873-07-05
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