What has the author Ralph Eugene Hunter written?

Answer 1

Ralph Eugene Hunter has written:

'Heavy minerals of the cretaceous and tertiary sands of extreme southern Illinois' -- subject(s): Sand, Heavy minerals

'Heavy minerals of the cretaceous and tertiary sands of extreme southern Illinois' -- subject(s): Sand, Heavy minerals

'Description of beds exposed at Fort Funston, Golden Gate National Recreation area, northwestern San Francisco Peninsula, California' -- subject(s): Geology, Stratigraphic, Stratigraphic Geology

'Sand and gravel resources of Boone County, Illinois' -- subject(s): Sand, Gravel, Geology

'Heavy minerals in sands along the Wabash River' -- subject(s): Sand, Heavy minerals