1. Preliminary geologic map of the Wigwams area, Idaho [microform] Yale Public content 1991. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section, distributor. English. Public. Idaho, Boundary County, and Bonner County.