Ground-water resources of Miami County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1984

Ground water resources of Greene County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, Ground Water Resources Section, 1991

Ground-water resources of Ottawa County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1986

Ground-water resources of Clark County /

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1982

Ground-water resources of Richland County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1979

Ground-water resources of Butler County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1986

Ground-water resources of Crawford County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1981

Ground water resources of Clinton County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, Ground Water Resources Section, 1994

Ground-water resources of Athens and Meigs counties

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1985

Ground-water resources of Pickaway County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1980

Ground-water resources of Ashland County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1979

Ground-water resources of Defiance County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1982

Ground-water resources of Highland County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, Ground-Water Resources Section, 1991

Ground water resources of Lawrence and Gallia Counties

by Schmidt, James J.
Columbus, Ohio : Ohio Department of Natural Resources, Division of Water, 1985

Ground-water resources of Hardin County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1983

Ground-water resources of Ross County /

by Schmidt, James J.
Columbus, Ohio : Ohio Dept. of Natural Resources, Division of Water, 1980

Ground-water resources of Hancock County /

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1981

Ground-water resources of Logan County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, [Division of Water], 1983

Ground-water resources of Summit County

by Schmidt, James J.
Columbus : Ohio Dept. of Natural Resources, Division of Water, 1979

Ground-water resources of Montgomery County

by Schmidt, James J.
[Columbus] : Ohio Dept. of Natural Resources, 1986