SAFEGUARD FOR RAILROAD CROSSINGSASA HILL PrOVL MACHINE FOR BORING AND TENONINGJAHEs LEFEBER ATTACHING KNIVES TO THEIR HANDLESWILLIAM CLAYTON MACHINE FOR BORING WELLS ETCCOLIN MATURE Man DIES FOR HEADING BOLTIL—JOHN W. SIBBET Cincinnati HYDROCARBON VAPOR MACHINEJAMES F. SPENCE Wii APPARATUS FOR RECEIVING DISCHARGING AND TRANSFER SPECIAL NOTICES., scientific american, 1866-09-15

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