Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor.

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Title
Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor.
Author
Taylor, John, mathematician.
Publication
London :: Printed by J.H. for W. Freeman,
1687.
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Subject terms
Mathematics -- Early works to 1800.
Link to this Item
http://name.umdl.umich.edu/A64224.0001.001
Cite this Item
"Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A64224.0001.001. University of Michigan Library Digital Collections. Accessed June 10, 2024.

Pages

PROP. VIII. How to delineate any Observation taken according to the Doctrine of the last Proposition.

Upon your Paper draw a Line as HL, which make equal to 60 Chains, then placing the Center of your Protractor on H, your first Sta∣tion, prick off all the Angles A, B, C, &c. as* 1.1 you find them in your Field-book, and draw HA, HB, HC, &c. at pleasure: then remove your Protractor unto your second Station L, pla∣cing it as before, and prick off all the Angles

Page 226

A, B, C, D, &c. as you find them in your Field notes; and draw the lines LA, LB, LC, &c. at length untill they intersect the former lines, HA, HB, &c. in the Points A, B, C, &c.* 1.2 which Points of Intersection are the Angles of the Field. Lastly draw AB, BC, CD, &c. So shall you have on your Paper the Figure of your Field, required.

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