HYMERA COAL - ELEV. (SPECIAL REPORT SERIES) --
Elevation of the Hymera Coal, 1994 (1:126,720)
Shows contours that define elevation ranges (feet above sea level) of the Hymera
Coal Member. Contour interval is 20 feet.
Digitized from unpublished work maps that were the basis of the following published
maps: (1) Indiana Geological Survey Special Report 43, fig. 27. (2) Indiana
Geological Survey Special Report 50, fig. 20.
FGDC metadata: COAL_HYMERA_ELEVATION_IN