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Actions Displays	Details Remove from selection Add to selection Title The line of proportion, commonly called Gunter's line, made easie. A second part : With the addition of other lines, which may convenient y[sic] be put upon a two-foot rule/ By Wil. Leybourn philom. To which is added A supplement, containing the description and some uses, of a convenient two-foot joynt-rule. By John Brown. Author William Leybourn, 1626-1716 John Brown, philomath. Supplement to The line of proportion. Description 2 pt. in 1 v. :, 20 cm. Call Number QA73 .L68 1677 c.1 Subjects Slide-rule. Publishing England--London: Printed by W.L. and T.J. for George Sawbridge, 1677. Material Book

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Title
The line of proportion, commonly called Gunter's line, made easie. A second part : With the addition of other lines, which may convenient y[sic] be put upon a two-foot rule/ By Wil. Leybourn philom. To which is added A supplement, containing the description and some uses, of a convenient two-foot joynt-rule. By John Brown.
Author
William Leybourn, 1626-1716
John Brown, philomath. Supplement to The line of proportion.
Description
2 pt. in 1 v. :, 20 cm.
Call Number
QA73 .L68 1677 c.1
Subjects
Slide-rule.
Publishing
England--London: Printed by W.L. and T.J. for George Sawbridge, 1677.
Material
Book