Barlow's Tables of squares, cubes, square roots, cube roots, reciprocals of all numbers up to 10,000. A thoroughly reliable work of 200 pages, 12mo, cloth, $2.50.
Logarithms.—Tables of logarithms of the natural numbers from 1 to 108,000 with constants. By Charles Babbage, M.A. 220 pages, 8vo, cloth, $3.00.
Logarithms.—A. B. C. Five figure logarithms for general use. By C. J. Woodward, B.Sc. 143 pages, complete thumb index 12mo, limp leather, $1.60.
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