Logan and Mingo counties,
by Ray V. Hennen, assistant geologist. Part IV. Paleontology by W. Armstrong Price, paleontologist. I. C. White, state geologist.
- [Wheeling, 1914]
- xxi, 776 p. illus., 2 fold. maps (in portfolio) 24 cm.
Cover title: County reports, 1914. Soil map and report on these two counties, prepared in cooperation with the U. S. Bureau of soils will be issued later.