1917. United States. Forest Service. Intermountain Region. Relief shown by hachures and spot heights.; "Boise principal meridian."; Text on rules, regulations, laws and tourist information on verso. 71 x 66... USGS (Ogden, Utah).
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1917. United States. Forest Service. Intermountain Region. Relief shown by hachures and spot heights.; "Boise meridian."; Text on rules, regulations, laws and tourist information on verso. 61 x 61 centimete... USGS (Ogden, Utah).