The Works Of Edmund Gunter : Containing the Description and Vse of the Sector, Cross-staff, Bow, Quadrant, And other Instruments : With a Canon of Artificial Sines and Tangents to a Radius of 10.00000 parts, and the Logarithms from an Unite to 10000 : The Uses whereof are illustrated in the Practice of Arithmetick, Geometry, Astronomy, Navigation, Dialling, and Fortification : And some Questions in Navigation added by Mr. Henry Bond [...] : Two which is added, The Description and Use of another Sector and Quadrant, both of them invented by Mr. Sam Foster
The Fifth Edition, Diligently Corrected, and divers necessary Things and Matters (pertinent thereunto) added, throughout the whole work, not before Printed. By William Leybourn [...]
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