Records of unsuccessful test wells drilled for oil and gas in Mississippi as of July 1, 1956 - Beikman, Helen M., 1929-2004; Drakoulis, Sophie (Washington : United States Government Printing Office, 1958)
Keywords: geologický výzkum -- Spojené státy americké; geological research -- United States; Mississippi -- geologické poměry; Mississippi -- geological conditions; bulletiny; information bulletins