Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
OUGHTRED, WILLIAM England, 1575-1660, invented the double horizontal sundial, now called the Oughtred-type; invented a calculating device which he called his "circles of proportion"and a straight slide rule; author; mathematician; had William Forster as a pupil. Albury; Cambridge. Taylor 1(94); Evans 1; Gunther 2; Michel 3; A.J. Turner 10.

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