A treatise on surveying ; in which the theory and practice are fully explained
A textbook of land surveying by Samuel Alsop, published in Philadelphia by E. C. & J. Biddle in 1860 for students and practicing surveyors. The plates are line-engraved geometric diagrams: lettered points, solid and dashed construction lines, triangles, arcs and offset figures on cream stock, useful as abstract linear ornament, endpaper patterning, or technical texture.
