TOPOGRAPHIC MAPPING BY PHOTOGRAMMETRIC METHODS Reel 2 · Part 1

Description

This film follows a 1945 Alabama mapping project from beginning to end. The basic principles of photogrammetric techniques and an explanation of the principles and geometry of the process are well covered. Details the process of "field completion" that was later replaced (after about 1964) by "pre-compilation field completion," where essentially all fieldwork was accomplished well before photogrammetric complilation of the areas occured. Introduced by William Wrather, Director of the United States Geological Survey.

Collection

Records of the U.S. Geological Survey

Series

Motion Picture Films Relating to Topography and Mapping