http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Devonian-Missippian transition in central Texas
by P. E. Cloud, Jr., V. E. Barnes, and W. H. Hass.
"Reprinted from Bulletin of the Geological Society of America, volume 68, number 7, July, 1957."
"Key sections of the Houy formation" (fold. sheet) inserted.
Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ; no. 31