Pocket Ref

Blurb

Pocket Ref is a comprehensive, all-purpose pocket-sized reference book/handbook and how-to guide containing various tips, tables, maps, formulas, constants and conversions by Thomas J. Glover. It is published by Sequoia Publishing, and is currently in its fourth edition at 864 pages in length, released in late 2010.
It contains references, tables, and instructional guides on such varied subjects as automotive repair; carpentry and construction; chemistry and physics; computers; physical, chemical, and mathematical constants; electronics; money and measurement conversions; advanced first aid; glue, solvents, paints, and finishes; hardware; mine, mill, and aggregate; plumbing; zip codes; rope, cable, and knots; steel and metals; surveying and mapping; and more.
Described as an "oracle of all things DIY," the Pocket Ref has been featured on the television series MythBusters. In the "Shop 'til You Drop" episode, Adam Savage noted that "nearly everyone" had asked him about the little black book.
The Pocket Ref is available at many hardware stores, in addition to book stores and online.