论文信息 - Preliminary geologic map, District of Columbia - 字舞流文

Preliminary geologic map, District of Columbia

J. T. Hack | A. J. Froelich

[1] G. W. Fisher,et al. A Further Revision of the Stratigraphic Nomenclature of the Wissahickon Formation in Maryland , 1971 .

[2] J. Schlee. UPLAND GRAVELS OF SOUTHERN MARYLAND , 1957 .

[3] W. B. Clark,et al. The Stratigraphy of the Potomac Group in Maryland , 1897, The Journal of Geology.

[4] P. Johnston. Geology and ground-water resources of Washington, D.C., and vicinity , 1964 .

[5] J. T. Hack. Geology of the Brandywine area and origin of the upland of southern Maryland , 1955 .