TY - BOOK AU - TI - The Permo-Carboniferous orogeny in the south-central United States T2 - Verhandelingen der Koninklijke Akademie van Wetenschappen te Amsterdam, Afdeeling Natuurkunde. Tweede sectie AV - Q57 .A533 deel 27, no. 3 U1 - 551.43 PY - 1931/// CY - Amsterdam PB - Noord-Hollandsche Uitg. Mij. KW - Mountains KW - United States KW - Geology, Stratigraphic KW - Carboniferous KW - Ouachita Mountains (Ark. and Okla.) KW - Wichita Mountains (Okla.) N1 - Part of illustrative matter folded in pocket; Presented at the meeting of the Royal Academy of Sciences in Amsterdam in Feb. 1930. Also read before the American Association of Petroleum Geologists at the New Orleans meeting in Mar. 1930; Includes index; Bibliography: p. [157]-162 ER -