TY - RPRT TI - Claim map, Bull Canyon quadrangle, Montrose and San Miguel Counties, Colorado AU - Raymond Dewey Sample AU - Howard F. Albee AU - H.G. Stephens PY - 1961 DO - 10.3133/ofr61134 UR - https://pubs.usgs.gov/publication/ofr61134 ID - ofr61134 ER -