39239
Eggert, Donald L., Zoller, M.
1983
OFS94-21
Eggert, D. L., and Zoller, M., 1983, Structure on the top of the Houchin Creek Coal Member in Gibson County, Indiana: Indiana Geological Survey Open-File Study 94-21, scale 1:63,360.
Indiana Geological & Water Survey - Open-File Study 1994-21
Marker lat / long: 38.340564, -87.566102 (WGS84)