obtain them sent free. Offers for the purchase of this property are to be sent Patents taken through Munn & Co. receive MUNN & CO., Publishers, in writing to H. W. KIRBY, ESQ., 19 Birchin Lane, special notice in the Scientific American, and thus ECTS London, BH. C., England, from whom further… … WE SEND FREE paper. He wants circulation. This he has when he ad- The Koch Patent File, for preserving Newspapers, Mag- aziues, and Pamphiets, has been recently proved and vertises in the SCIENTIFIC AMERICAN. And do not let the advertising agent influence you to substitute some price reduced.…
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