50° below zero. With five figure: showing plan and side elevation of the apparatus. an - = --OFF BALANCE VALVE diagrams illustrative of its performance. Contained in RD = UMD ONY DE MAAR Ue SS UCT The AUTOMATIC CUT. ord dan ility guaranteed. SCIENTIFIC AMERICAN SUPPLEMENT, No. 288. Price y conta To… … ACH S 13 CENTS CHUCKS 4007+ faster than the wind which propels them. Illustrated ed by itor its licensees responsible for such FOR ILLUSTRATEO CATALOG whl ~~ Sch THE COPYING PAD.—HOW TO MAKE with 10 explanatory diagrams. Contained in SCIENTIFI6 AMERICAN SUPPLEMENT, No. 214. Price 10 certs. To and…
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