Action of Water on Lead. Tin as a Filling for the Teeth. Cornell University. Improved Kelleher and Wedge Cutter. Improved Corn Harvester. Improved Medical Compound and Medicated Food. Improved Washing Machine. Improved Animal Trap. Improved Knapsack. Improved Friction Attachment for Securing Pulleys to Shafts. Improvement in the Manufacture of Zinc White. Improved Horse Power. Improved Washing Machine. Improved Implement., scientific american, 1873-07-26
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