Mapping operations carried on at elevation of 2 or 3 mi; accuracy of map negatives; uses of photographic maps. Before Am Road Bldrs' Assn.
Aerial photographic surveys for highway right of way problems
Roads Streets
Roads and Streets ; 77 , n 2
1934
3 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
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