Items where Subject is "Coal"

1929

(1929) Analyses of Iowa Coals, 1929. University of Iowa

1930

(1930) Iowa Coal Studies: Technical Paper No. 2, 1930. University of Iowa

1936

(1936) Iowa Coal Studies: Technical Paper No. 3, 1936. University of Iowa

1 November 1956

(1956) Surface Water Resources of Iowa October 1, 1950 to September 30, 1955, November 1, 1956. University of Iowa

1964

(1964) Stratigraphy of the Osage Series in Southeastern Iowa: Report of Investigations 1, 1964. University of Iowa

1965

(1965) Coal Resources of Iowa: Technical Paper No. 4, 1965. University of Iowa

1966

(1966) Glacial Drift in the :Driftless Area" of Northeast Iowa: Report of Investigations 2, 1966. University of Iowa

1967

(1967) La Porte City Chert - Devonian Subsurface Formation in Central Iowa: Report of Investigations 4, 1967. University of Iowa

(1967) Preliminary Report on Basement Complex Rocks of Iowa: Report of Investigations 3, 1967. University of Iowa

1968

(1968) Iowan Drift Problem, Northeastern Iowa: Report of Investigations 7, 1968. University of Iowa

(1968) A New Upper Devonian Cystoid Attached to a Discontinuity Surface: Report of Investigations 5, 1968. University of Iowa

1969

(1969) Iowa Gravity Base Station Network: Report of Investigations 8, 1969. University of Iowa

(1969) The Yellow Spring Group of the Upper Devonian in Iowa: Report of Investigations 9, 1969. University of Iowa

1970

(1970) Stratigraphy of the Upper Devonian Shell Rock Formation of North Central Iowa: Report of Investigations 10, 1970. University of Iowa

1975

(1975) Strippable Coal Reserve Study in Selected Iowa Counties, 1975. University of Iowa

August 1975

(1975) Strippable Coal Reserve Study in Seven Iowa Counties, August 1976. University of Iowa

1976

(1976) A Biohermal Facies in the Silurian of Eastern Iowa: Report of Investigations 6, 1975. University of Iowa

(1976) Gravity Survey of the Randalia Magnetic Anomaly Fayette County, Iowa: Report of Investigations 11, 1975. University of Iowa

July 1976

(1976) An analysis of the National Coal Economy and a Marginal Producing Region, 1976-1990, July 1976. Iowa State University

January 1979

(1979) Coal Resource Program Report, January 1979. University of Iowa

December 1980

(1980) A Bibliography of Pennsylvanian Geology and Coal in Iowa, December 1980. University of Iowa

1984

(1984) Element Geochemistry of Cherokee Group Coals ( middle Pennsylvanian) from South-Central and Southeastern Iowa: Technical Paper No. 5, 1984. University of Iowa

(1984) An Introduction to the Stratgraphic Palynology of the Cherokee Group Coals of Iowa: Technical Paper No. 6, 1984. University of Iowa

November 1984

(1984) Iowa Resources and Fluidized Bed Combustion, 1984. Natural Resources, Department of

December 1986

(1986) Paylnostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa, 1986. University of Iowa

August 1987

(1987) Classic Rocks Associated with the Mid-continent Rift System North Central USA, August 1987. University of Iowa

1989

(1989) Abandoned Underground Coal Mines of Des Moines, Iowa and Vicinity, December 1989. University of Iowa

December 1994

(1994) Geologic Overview, Description of Map Units, and Correlation Chart for the Surficial Geologic Materials Maps of the Letts Quadrangle, Iowa and the Blanchard Island Quadrangle, Illinois - Iowa, December 1994. University of Iowa