ach diagram. Contained this journal affords a constant supply of instructive in Scientific American Supplkment, No. 232. THRESHING MACHINES. Price 10 cents. To be had at this office and from all reading. It is promotive of knowledge and progress in newsdealers. THE GUTTA PERCHA and RUBBER MFG. CO.,… … With fine Precision, Screw cut under the microscope presents the most recent papers by eminent writers in FINE NEW PAMPHLET FOE 1335 Slide Rest has direct vertical adjustment of 2 inches all the principal departments of Science and the Suitable for Model and fine Machine Work. Illustrated Sent free…
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