A History of the Logarithmic Slide Rule and Allied Instruments - Tapa blanda

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This historic book may have numerous typos, missing text or index. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. 1909. Not illustrated. Excerpt: ... SLIDE RULES DESIGNED AND USED SINCE 1800. (Arranged approximately in chronological order.) 1. Horton's New Improved Rule. [Referred to by W. Pearson in Nicholson's Journal, London, Vol. I, 1802, p. 452. Reprint of Vol. I, 1797.] 2. Roget's Slide Rule for Involution and Evolution. Philosophical Transactions (London), 1815, Part I, pp. 9-29. Describes a linear log log slide rule. 3. Roget's Logometric Circular Rule. [Philosophical Transactions (London), 1815, Part I, p. 26. A log log rule in circular form.] 4. Roget's Logometric Chart. [Philosophical Transactions (London), 1815, Part I, p. 27. A chart with log log lines for computing roots and powers.] 5. Wollaston's Slide Rule for Use in Chemistry. [Philosophical Transactions, London, Year 1814; Bull, de la Societi a" encouragement pour I'industrie nationale, Vol. 52, Paris, 1853, p. 581; cited by Favaro, op. cit., p. 509, from Journal des Mines, Vol. 37, 1815, p. 101.] 6. S. Bevan's Engineer's Rule. [Penny Cyclopaedia, 1842, Art. "Slide Rule." This 12-in. rule has slides on both faces and serves for squares, cubes, square roots of cubes, etc. There are scales on the backs of the slides and in the grooves for sines, tangents, interest, annuities at 5%. Made by Cary, Strand. It is probably this rule that is referred to by C. Culmann in his Die Graphische Statik, Zurich, I., 1875, p. 75, as bearing the mark 'W. Cary, 182 Strand, 1815."] 7. Hoyau, boites a calculer. [Bull, de la societe d'encouragement pour I'industrie nationale, Vol. 52, Paris, 1853, p. 588. Constructed these cylindrical instruments about 1816.] 8. The Bate Rules. [Bull, de la societe d'encouragement pour I'industrie nationale, Vol. 52, 1853, p. 588. Bate was an optician in London and his instruments were imported by the French about 1818. See also...