Description: Generalized thickness map of the Arbuckle and Timbered Hills Groups from Johnson (1991b)
Service Item Id: 7cb5727897ab4a56b20ae9c50f1ec26c
Copyright Text: Johnson, K. S., 1991b, Geologic overview and economic importance of Late Cambrian and Ordovician age rocks in Oklahoma, in Johnson, K. S., ed., Late Cambrian-Ordovician geology of the southern Midcontinent, 1989 Symposium: Oklahoma Geological Survey, Circular 92, p. 3–14.