The gabbros and associated rocks in Delaware / by Frederick D. Chester

Author:: Chester, Frederick D. (Frederick Dixon), 1861-1943
Additional Titles:: Gabbros of Delaware
Published:: Washington, D.C. : Department of the Interior, United States Geological Survey, 1890.
Washington : Government Printing Office
Physical Description:: 1 online resource (45 pages) : illustrations, map
Additional Creators:: Geological Survey (U.S.)