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Scientific American, Vol. 67, No. 13 (September 1892) (1892)
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Fig. 6.-AS A SCRATCH GAUGE. Fig. 4 -AS A DEPTH GAUGE. Fig. 1. Fig. 6.-AS A SCRIBING BLOCK. CARRS PATENT IMPROVED COMBINATION SURFACE OAUOE. © 1892 SCIENTIFIC AMERICAN, INC. September 24, 1892.] ^tkntxiu %mtxitm. 195 HOW HOESE TEOTTING IMPEOVES. The recent lowering of the trotting record by…Munn · Patents · Feet · Jetty · Dam · Scientific American · Sodium nitrate · Ratchet wheel · Floor plans · Young men · Low water · Vertically movable · Express money · Large number · Publication office
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