1. Kelsh plotter procedure Author/Creator: Scher, Marvin B. 1916- (Marvin Bertram) Publication/Creation: Washington, D.C. : U.S. Dept. of the Interior, Geological Survey, 1954 Resource Type: Book Access & Availability: Loading
2. Topographic instructions. Book 3, part 3C, Photogrammetric mapping, chapter 3C7a-e, multiplex procedure Author/Creator: Loud, Edward I., Jr., author Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1952 Resource Type: Book Access & Availability: Loading
3. Topographic instructions. Book 1. Part 1-A, preface and contents Author/Creator: Geological Survey (U.S.). Topographic Division. Research and Technical Control Branch, author Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1950 Resource Type: Book Access & Availability: Loading
4. Topographic instructions : book 1, part 1-A, preface and contents Author/Creator: Geological Survey (U.S.). Topographic Division. Research and Technical Control Branch Publication/Creation: Washington : The Division, 1950 Resource Type: Book Access & Availability: Loading
5. Topographic instructions : book 3, part 3C, photogrammetric mapping : chapter 3C7a-e, multiplex procedure Author/Creator: Loud, Edward I. Publication/Creation: Washington : U.S. Dept. of the Interior, Geological Survey, 1952 Resource Type: Book Access & Availability: Loading