Mineral deposits and Map showing principal mineral deposits
Cartographic Mathematical Data:
Scale 1:1,000,000. (W 124 040ʹ--W116 030ʹ/N46 018ʹ--N42 000ʹ).
"Base map furnished by State Highway Department., Includes "Key to mineral localities," "Notes on some of the deposits," and one ancillary map entitled, "Generalized location of principal beach and stream placers.", and Relief shown by hachures and spot heights.