Library

TITLES (1-2 of 2)

An addition vnto the vse of the instrument called the circles of proportion, for the working of nauticall questions : Together with certaine necessary considerations and advertisements touching navigation. All which, as also the former rules concerning this instrument are to bee wrought not onely instrumentally, but with the penne, by arithmeticke, and the canon of triangles. Hereunto is also annexed the excellent vse of two rulers for calculation. And is to follow after the 111 page of the first part.

1 Mark		An addition vnto the vse of the instrument called the circles of proportion, for the working of naut Oughtred, William, 1575-1660. London : Printed by Augustine Mathewes, 1633. Access this resource online	1633 EBOOKS

2 Mark		The circles of proportion and the horizontall instrument Oughtred, William, 1575-1660. London : Printed for Elias Allen maker of these and all other mathematical instruments, and are to be sold at his shop ouer against S. Clements church with out Temple-barr, 1639. Access this resource online	1639 EBOOKS