You searched for: Author Beikman, Helen M. Remove constraint Author: Beikman, Helen M. Author Schruben, Paul G. Remove constraint Author: Schruben, Paul G. Place Nebraska Remove constraint Place: Nebraska Place Florida Remove constraint Place: Florida
5. Generalized Glacial Limit Lines with Line Decorations: Geology of the Conterminous United States, 2005
2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This point shapefile shows the locations of impact structures in the United States. An impact structure is a crater formed by the impact of a meteo... Geological Survey (U.S.).