Coalbed Natural Gas Activity in the Eastern Powder River Basin, Campbell and Converse Counties, Wyoming (2009)

Quillinan, S.A., Jones, N.R., De Bruin, R.H., and Worman, B.N., 2009, Coalbed natural gas activity in the eastern Powder River Basin, Campbell and Converse counties, Wyoming: Wyoming State Geological Survey Map Series 56, scale 1:200,000.