New York [etc.] Simmons-Boardman Pub. Co. [etc.] · leaf 313
pjilaced on the forehead and held there by a loop ofinsulated wire held taut by a rubber band, the wiresleading to a convenient electric connection. Theusual l(i candle lamp can be used and not found tooheavy.but an x candle lamp would give sufficient lightwhen in such a position to bo controlled… … AUTOM\1I(- \tTl\PPINt MALHINE The Cook patent automatic nut tapping maciiine,shown in our engraving, is designed to automaticallytap square or hexagon nuts. It consists of five dis-tinct parts. First, the hopper or receptacle into whichthe blank nuts are thrown, and which discharges thenuts…
Railroads · Railroad cars
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
