TY - RPRT TI - Excelsior high-alumina clay deposit, Spokane County, Washington AU - Vernon E. Scheid AU - John W. Hosterman AU - I. G. Sohn PY - 1946 DO - 10.3133/ofr4610 UR - https://pubs.usgs.gov/publication/ofr4610 ID - ofr4610 ER -