Our sketch database contains collections of sketch maps from previous and ongoing research experiments. Each collection corresponds to a particular experiment. General information about each ...
Army History, No. 119 (SPRING 2021), pp. 26-41 (16 pages) J. K. Finch, Topographic Maps & Sketch Mapping (New York: John Wiley & Sons, 1920), ix. 2. P. Lee Phillips, “Washington as Surveyor and ...
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