The Mississippian and Pennsylvanian (Carboniferous) systems in the United States - Avcin, Matthew J.; Thompson, Thomas L.; Haley, Boyd R. (U.S. Govt. Print. Off., 1979)
Enth. u.a.: Iowa / by Matthew J. Avcin ... Missouri / by Thomas L. Thompson. Arkansas / by Boyd R. Haley ...
Includes bibliographies
M. Avcin, M.J. and Koch, D.L. Iowa -- N. Thompson, T.L. Missouri -- O. Haley, B.R. et al. Arkansas -- P. Burchett, R.R. Nebraska -- Q. Ebanks, W.J. et al. Kansas -- R. Fay, R.O. et al. Oklahoma -- S. Kier, R.S. Brown, L.F. and McBride, E.F. Texas -- T. Schoon, R.A. South Dakota -- U. Lageson, D.R., Maughan, E.K. and Sando, W.J. Wyoming -- V. Chronic, J. Colorado -- W. Armstrong, A.K. et al. New Mexico -- X. Smith, D.L. and Gilmour, E.H. Montana -- Y. Welsh, J.E. and Bissell, H.J. Utah -- Z. Peirce, H.W. Arizona -- AA. Skipp, B., Sando, W.J. and Hall, W.E. Idaho -- BB. Larson, E.R. and Langenheim, R.L. Nevada -- CC. Saul, R.B. et al. California, Oregon and Washington -- DD. Dutro, J.T. Alaska