c, everywhere. We ^olidt the correspondence of those in want of line Shafting, Hangers, Pulleys, &c.; or of Shafting for other purposesrequiring unusual strength, exact size, and perfect finish. JONES & LAUGHLINS. POfcT HANGER C^E? Stocks kept In store, also, by JONES & LiUGHLINS, 190,… … DROP HANGER. > 1873 SCIENTIFIC AMERICAN, INC October ii, 1873.] ^umMt ^mmm. 237 St^wirtisifm^tttsi. RATES OF ADVERTISING.Back Page ....... Sl.OOaline. Inside Page ...... 75 centsa line. Engravings Tnay head advertisements at the same rate perline, by measurement, as the letter-press. BAIRDS
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