oots, SNS | Improved Screw Cutting root ant Power LATHES and full directions for constructingd ynamos of different The small machine is intended tor experimental ROCHESTER OPTICAL COMPANY, purposes. Will heat from 4 to 6 inches of platinum wire, produce the electric light, decompose water rapidly,… … By W.L. Aughimbaugh. An interesting description of sm all and easily made motor powerful enough to drive THE ARMSTRONG MACHINES, atenontwelye och brass fan and to give a good breeze. Power public Places; with an explanation of their mechgn#m. Drill Presses; Ohusks, Drills, Dogs, th 15 figures drawn…
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