297 B'way, New York. Address letters to P. O. Box 2773.
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FOR UNIVERSAL LATHE DOGS, DIE DOGS, ETC.,
send for circular to C. W. LE COUNT, S. Norwalk, Ct.
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ICE-HOUSE AND COLD ROOM.--BY R. G.
Hatfield. With directions for construction. Four engravings.
SUPPLEMENT NO. 59. Price, 10 cents.
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Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 88 / 162 题