Accession Number : ADA955111
Title : Portable Perspective Sketcher (Hehr-o-graph),
Corporate Author : ENGINEER BOARD FORT BELVOIR VA
Personal Author(s) : Pennington,John T.
Report Date : 22 SEP 1944
Pagination or Media Count : 19
Abstract : The portable perspective sketcher (Hehr-o-graph) designed by the Special Devices Division Bureau of Aeronautics, U. S. Navy, has been examined and tested to determine the limitations, adaptability, and possible use of such an instrument as a standard item of issue to Army and Base Topographic Battalions.
Descriptors : *MAPPING, *MECHANICAL DRAWING, PHOTOGRAPHS, TOPOGRAPHY, TOPOGRAPHIC MAPS
Subject Categories : Cartography and Aerial Photography
Distribution Statement : APPROVED FOR PUBLIC RELEASE