- Maryland Geological Survey: Lower Cretaceous
- Reports Dealing with the Systematic Geology and Paleontology of Maryland, Volume 2
- Annual Report, Volume 4
- Guide to the State Mineral Exhibit: Illustrating the Mineral Resources and Industries, Geology and Modern Methods of Road Construction; Installed by ... Delegates at Annapolis, MD.; Baltimore, 1912
- Pliocene and Pleistocene, Volume 3










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