Petroleum industry in Illinois, 1958

Includes bibliographical references (p. 96-99).pt. 1. Oil and gas developments. Introduction -- Production and economics -- Drilling and development -- Productive acreage -- Estimated petroleum reserves -- Gas and gas products -- Underground gas storage -- Secondary recovery -- pt. 2. Waterflood operations. Introduction -- Summary -- Project numbers, by county -- Illinois waterflood projects operating during 1958 -- Illinois pressure maintenance projects using water injection during 1958 -- Illinois waterflood projects reported abandoned