The practical surveyor's assistant in two parts. Part the I. Being a table of difference of latitude and departure fitted to every degree of the quadrant, and continued from one tenth of a perch to a mile. Part the II. A like table fitted to every quarter of a degree of the quadrant, and continued from one tenth of a perch to four hundred and fifty perches. Calculated by John Clendinin, land surveyor - Clendinin, John (Printed for the author, 1793)
English Short Title Catalog, W27800
Evans, 25305
Reproduction of original from Boston Public Library
Rink, E. Technical Americana, 2379