TY - BOOK AU - Underwood,John J. TI - Physical land conditions: in the western and southeastern Baca County soil conservation districts, Colorado T2 - Physical land survey / U.S. Soil Conservation Service AV - S623 .U44 no. 30 PY - 1944///] CY - Washington, D.C. PB - U.S. Dept. of Agriculture, Soil Conservation Service KW - Land use KW - Colorado KW - Baca County KW - Soil conservation surveys ER -