PRATT and WHITNEY 2A Jig Borer. Repair Parts Manual.

Pratt and Whitney 2A Jig Borer. Operator's Instruction Book. Includes a copy of the Maker's detailed Technical Sales and Specification Catalog. Available as either a reproduction or original copy.

Pratt and Whitney 2B Jig Borer. Operator's Instruction Book.

Pratt and Whitney Jig Borers No.1, No.1A and No.2. Detailed Sales, Technical Specification & Accessories Catalog with lots of interesting information about the design and construction, hints and tips on how to use the machines and employ them most effectively, and stories of various tests and demonstrations undertaken. 36 pages.