an. Address trated with Engravings, are given in the Scien- VOLITME XXXVI.-NEW SEEIES. HOWARD & CO., 222 Fifth Av., New York. tific American Supplement for the year 1876. This work consists of X'»vo T^argpe Volumes, comprising over 800 quarto pages, The publishers of the SCIENTIFIC AMERICAN beg… … tory, Zoology, Microscopy, Meteorology, Terrestrial The ScieiitUic American Siippl?nieiit. Physics, Geography, Geology, Mineralogy, Astron- ROCK DRILLING MACHINES HARTFORD A weekly paper, uniform in size with the Scientific omy. The whole illustrated tiy over Two Thousand Six Hmidred Engravings.…
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