Rare Books

The circles of proportion and the horizontall instrument &c. : Both invented, and the uses of both written in Latine by W. Oughtred Aetonens. Translated into English and set forth for the publique benefit by W.F. And now by the authors consent, revised, corrected, and freed from all mistakes in the former editition [sic]: and also much amplifyed and explained, by A.H. Gent