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Scientific American, Vol. 62, No. 25 (1890) (1890)

leaf 3

An illustration from Scientific American, Vol. 62, No. 25 (1890), 1890, leaf 3
ys, and pup for eight days, propeller wheel from the motor shaft. ————_o+ ore —__——- attaining their adult state on the seventeenth day AN IMPROVED REIN GUIDE. after the deposition of the eggs. This is a much AN IMPROVED BOOK HOLDER. The device shown herewith is designed to guide and shorter period… … agent of the road that receives the trunk, so as to simi- larly mark with the weight and date each coupon. clamped to a wagazine or other book having a flexible These coupons are successively torn off by each road tanglement with the thills or shafts, and has been pat- cover, and thus afford a…

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