per. Subject s clas- E P P S'S The Best Non-Coiidnctor of Heat and Cold In the World sified with names of author. Persons desiring a Send forUlnstrated descriptive Circalar, and name this paper. FOR 188T. copy, have only to ask for it, and it will be mailed to • 43 Worth Street, New York. The Most… … ofiBce and from ail newsdealers Tribune Building, New York. WITilERBY, RUGG & RICHAaDSON. ManufacturerB of Patent Wood Working Machinery of every descrip- This is a separate and distinct publication from tion. Facilities unsurpassed. Shop formeriy occupied The Scientific Amkrican, but is uniform…
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