Authors: Cowdery, RD

Citation: Rd. Cowdery, Bob Slamal (1951-2001), AAPG BULL, 85(6), 2001, pp. 1108-1108

Authors: Cowdery, RD

Citation: Rd. Cowdery, V. Richard (Dick) Hoover (1926-2000) - Memorial, AAPG BULL, 84(7), 2000, pp. 1056-1057

Authors: Cowdery, RD

Citation: Rd. Cowdery, Don L. Hellar - (1920-1998), AAPG BULL, 83(7), 1999, pp. 1174-1174

Authors: Merriam, DF Cowdery, RD

Citation: Df. Merriam et Rd. Cowdery, Robert F. Walters(1914-1998) - Memorial, AAPG BULL, 83(2), 1999, pp. 372-372