TY - RPRT TI - Stratigraphic sections of Middle Paleozoic rocks in the vicinity of Spar Canyon, Custer County, Idaho AU - W. H. Hays AU - A. G. Harris AU - J.T. Dutro AU - R. J. Ross PY - 1980 DO - 10.3133/ofr801097 UR - https://pubs.usgs.gov/publication/ofr801097 ID - ofr801097 ER -