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Chapter 3G1. Planimetric map compilation with trimetrogon photographs
Language: en
Pages: 40
Authors: Geological Survey (U.S.)
Categories: Surveys
Type: BOOK - Published: 1960 - Publisher:

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chapters 4B1-4B3. Color-separation scribing
Language: en
Pages: 48
Authors: Geological Survey (U.S.)
Categories: Surveys
Type: BOOK - Published: 1960 - Publisher:

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Chapter 3F5. Kelsh plotter procedures
Language: en
Pages: 64
Authors: Geological Survey (U.S.)
Categories: Surveys
Type: BOOK - Published: 1960 - Publisher:

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