THF ADVOCATE OF INDUSTRY AND ENTERPRISE, AND JOURNAL OF MECHANICAL AND OTHER IMPROVEMENTS. [NUMBER 52. NEW-YORK, THURSDAY, SEPTEMBER 17, 1846. VOLUME 1.1 A LIST OF PATENTS ISSUED FROM GREGGS' TRIPLE 8N0WPL0W, THE TnE 13th JUNE TO 2*d JULY, 1346. CContinued from No. 51.) The Advocate of Industry and… … Now, education To Charles W. Grannis, of Collins, N.Y., for Is certainly a thing that should be paid for; impjovement in Tuyeres: patented 16th June. Introduction.—When railroads and railroad cars were first introduced in this country, one principal objection presented against them by For learned…
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