@article{680342, recid = {680342}, author = {Gibson, Robert, and Crukshank, Joseph, and Poupard, James,}, title = {A treatise of practical surveying which is demonstrated from its first principles. Wherein every thing that is useful and curious in that art, is fully considered and explained. Particularly three new and very concise methods for determining the areas of right-lined figures arithmetically, or by calculation, as well as the geometrical ones heretofore treated of. The whole illustrated with copper-plates. By Robert Gibson, teacher of the mathematics. With alterations and amendments, adapted to the use of American surveyors. [electronic resource] :}, publisher = {Printed by Joseph Crukshank, in Market-Street, between Second and Third-Streets,}, address = {Philadelphia :}, pages = {viii, 272, [1], 90, [1] p., 12folded leaves of plates :}, year = {1790}, note = {Edition statement transposed; precedes "By Robert Gibson .." on title page.}, url = {http://library.usi.edu/record/680342}, }