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Scientific American, Vol. 50, No. 7 (1884) (1884)
leaf 15
arly be without it. as Thursday morning to appear in next issue. ENS &. Suitreet, New York. 79 Kilby Street, Boston. Send for new ? James Boyg wo @ Apa. Pa. Pond Engineering Co., St. Louis, Mo. i illustrated Rees, Shoo® fo & gure, Pa. F. Brown's Patent pamphiet. Gibson & Ge. ati, Ohio. oe English… … ASBESTOS BUILDING FELT. E. & B. HOLMES, © Alexander Graham J[ell’s patent of March 7, 18%6, owned by this company, covers every form of apparatus, ing. Head Rou including Microphones or Carbon Telephones, in which Buffalo, N.Y. Send for circular. ‘the voice of the speaker causes electric…Internet Archive · Public domain (published before 1931). Free to use for anything.
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