in the western and southeastern Baca County soil conservation districts, Colorado Underwood, John J. 1905- creator text dcu Washington, D.C U.S. Dept. of Agriculture, Soil Conservation Service [1944] 1944 monographic eng

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[1] leaf , 54 p. : ill., maps (2 folded in pocket) ; 27 cm. + 58 plates ( maps : col. ; sheets 51 x 35 cm.), all in portfolio. by John J. Underwood. Land use Colorado Baca County Soil conservation surveys Colorado Baca County S623 .U44 no. 30 A 57.24:30 A 57.24:30 agr44000181 DLC 880329 20260227111002.0 agr44000181