jftmtxto THE ADVOCATE OF INDUSTRY, AND JOURNAL OF SCIENTIFIC, MECHANICAL, AND OTHER IMPROVEMENTS NUMBER 36- NEW-YOEK, MAY 16, 1857. VOLUME XII. POST AND PUMP BORING MACHINE. T HI … she literally ate, and lived on it. In our riage, Q, which has a recess in its top to hold The pulleys, T, have a pinion, V, on their the pulley B. The pulley, M, is put in motion next number we will publish a communica- shaft, which receives its motion from a verti- it. When the boring of the…
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