TY - BOOK AU - Hoyt,John Clayton TI - Droughts of 1930-34, T2 - Geological Survey (U.S.). Water-supply paper AV - TC801 .U2 no. 680 PY - 1936/// CY - Washington PB - Govt. Print. Off. KW - Droughts N1 - At head of title: United States Department of the interior ER -