Books by Pratt & Whitney Company.
Total count: 3
Standards of length and their practical application.A résumé covering the methods employed for the production of standard gauges, to insure uniformity and interchangeability in every department of manufactures, including the reports of Professor Wm. A. Rogers; the committee on standards and gauges, American society of mechanical engineers; the committee of the Master car-builders' association; and including also the report of the special committee appointed by the Franklin institute, April, 1864.The Pratt and Whitney company1887-01-01
Precision toolsBartlett-Orr Press]1911-01-01