Plotter and Patterns of American Land Surveying

Plotter and Patterns of American Land Surveying

Proceedings of the American Congress on Surveying and Mapping (Fall Convention Sept. 10-13, 1974)

Proceedings of the American Congress on Surveying and Mapping (Fall Convention Sept. 10-13, 1974)

A more perfect union : a report on our knowing the land, America

A more perfect union : a report on our knowing the land, America