Astragal Press books on antique tools and more






A Treatise of Mathematical Instruments

John Robertson

A Treatise of Mathematical Instruments contains a complete description of a range of tools that are useful in mathematics, surveying, architecture, navigation, drafting, gunnery, physics, and illustration. It covers the sector (a form of calculator that predates the slide rule), the gunner's calipers, the proportional compasses, and a variety of lesser instruments.

250 pages, 6" x 9", Paperback,© 2002 reprint of 1775 3rd Edition
Order Number: VAP315...........$14.95


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