Bulletin
Agricultural Experiment Station, State College of Washington
State College of Washington
Paul H. Lands
Washington Agricultural Experiment Stations, Institute of Agricultural Sciences, State College of Washington Bulletin / Agricultural Experiment Station, State College of Washington no. 542
Available at 1 libraries
by C.C. Thom and H.F. Holtz
State College of Washington, Agricultural Experiment Station 1915 Bulletin / Agricultural Experiment Station, State College of Washington no. 123