Paned (NUMBER 41. VOLUME IX.) stock has a narrow mouth, e, which prevents THR BOIENTIFIC AMERIOAN, the knob or button, ), being withdrawn up- PUBLISHED WEEKLY, … of moral and scientific progress, ’ The annexed figures represent an improve- ———————~+- & - ment in Slotting Machines for cutting key D, which fits easily therein, and forms the tool With this machine Mr. Williams has cut a Not all Gold that Glitters. ways in the hubs of wheels, pulleys, and such…
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