Geology of the De Queen and Caddo gap quadrangles, Arkansas,
by Hugh D. Miser and A. H. Purdue.
- Washington, U.S. Govt print. off., 1929.
- xi, 195 p. incl. illus., tables. 18 plates (incl. fold. maps, fold. diagrs.) fold. tab. 23 cm.
- U. S. Geological survey. Bulletin 808 .
At head of title: Dept. of the interior. Colored map and diagram folded in pocket.