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Dollond, Peter; Dollond, George,
Description and use of the mathematical drawing instruments : and of the lines on the plain scale, the sector, the proportional compasses, and the gunner's callipers ; with a practical application, exemplified in several useful cases of geometry, and plain and spherical trigonometry ; illustrated with copper-plate figures , 1819
Description and use of the mathematical drawing instruments : and of the lines on the plain scale, the sector, the proportional compasses, and the gunner's callipers ; with a practical application, exemplified in several useful cases of geometry, and plain and spherical trigonometry ; illustrated with copper-plate figures , 1819
