prepared by Town of Thermopolis and Hot Springs Soil and Water Conservation District ; with assistance by U.S. Dept. of Agriculture, Soil Conservation Service
United States Department of Agriculture, Soil Conservation Service ; in cooperation with United States Department of the Interior, Bureau of Land Management, and University of Wyoming, Agricultural Experiment Station
United States Department of Agriculture, Soil Conservation Service ; in cooperation with United States Department of the Interior, Bureau of Reclamation; and the Wyoming Agricultural Experiment Station
by T.W. Glassey ... [and others] ; United States Department of Agriculture, Soil Conservation Service in cooperation with the University of Wyoming Agricultural Experiment Station