Pratt and Whitney No. 3C Universal Precision Bench Miller. Instruction Book with Tables of Leads and wiring diagram. Also includes a copy of the 4-page sales, Technical Specification and Accessories Catalog for the similar Model 3 milling machine.

This collection consists of all the catalogues in our collection that we have by  Rockford. There were no manuals for these early machines but these catalogues (circa 1900) include various dimensions and other technical specifications.
Includes information on:

DeVlieg Spiramatic Jigmils. Two catalogues from the early and mid-1950s with highly detailed and well-illustrated descriptions of a Jigmil's function, accessories and capabilities.
48 detailed pages. Covers the Models 3B, 4B, 3C and 4C. 48 pages.