Spatial Coverage: Idaho / Year: 1920 - Yale University Library GeoBlacklight Search Results

1. Generalized representation of the possible petroliferous province in Idaho (shaded area) and major structural features

1920. 2018-08-23T13:16:47Z. 2020-08-22T21:41:40Z. Piper, Arthur M. (Arthur Maine), 1898-1989, cartographer. Idaho Bureau of Mines and Geology. English. cartographic image. Public. Idaho.

2. Map of Idaho showing generalized outcrop areas of the dominant rock type

1920. 2018-08-23T13:07:49Z. 2020-08-22T21:41:47Z. Idaho Bureau of Mines and Geology. English. cartographic image. Public. Idaho.

3. The Touring Guide free motor map of Montana and Northern Idaho

1920. 2018-07-20T19:06:24Z. 2018-09-05T19:29:10Z. Touring Guide Publishing Co., cartographer, publisher. Touring Guide Publishing Co. English. cartographic image. Public. Montana, Western, Idaho, Idaho Panhandle, and Idaho Panhandle (Idaho).