TY  - RPRT
TI  - Map of the Berea sand of southeastern Ohio, northern West Virginia, and southwestern Pennsylvania
AU  - James F. Pepper
AU  - D. F. Demarest
AU  - R.D. Holt
AU  - C.W. Merrels
AU  - G.M. Everhart
AU  - M.E. Galpin
AU  - V.M. Massarelli
AU  - G.E. Saam
PY  - 1945
DO  - 10.3133/om29
UR  - https://pubs.usgs.gov/publication/om29
ID  - om29
ER  -