The new 4th Edition, by Thomas J. Glover. 2011|
The greatest pocket reference book.
864 pages of facts, formulas, tables, constants, etc.
Only 3.5" by 5.5" so it really fits in your pocket.
Sections include: Hardware, Welding, Electronics, Constants, Conversion Tables, Pipes and Fittings, Air and Gasses, Automotive, and Weights.
The 4th edition includes expanded sections on Tools, Fasteners, and Steel and Metals.