A survey of part of the city of Rensselaer, New York by aerial photographs with the use of altimeters
Graves, Lenson Walker
Nicholson, Oscar Francis
Sharp, H. O.
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This thesis describes the use of altimeters in conjunction with photographic surveying. A procedure is developed for the use of these instruments and a typical survey is given. The results would have been more conclusive, had the shock profile been extended for a greater distance over irregular terrain..
This thesis document was issued under the authority of another institution, not NPS. At the time it was written, a copy was added to the NPS Library collection for reasons not now known. It has been included in the digital archive for its historical value to NPS. Not believed to be a CIVINS (Civilian Institutions) title.