48 THE PHYSICAL FEATURES OF CALVERT COUNTY 



Williams, G. H., and Clark, W. B. Geology [of Maryland]. 



Maryland, its Resources, Industries, and Institutions, Baltimore, 1893, pp. 

 55-89. 



1894. 



Clark, Wm. Bullock. The Climatology and Physical Features of 

 Maryland. 



1st Biennial Rept. Md. State Weather Service, 1S94. 



Darton, N". H. An outline of the Cenozoic History of a Portion of 

 the Middle Atlantic Slope. 



Jour. Geol., vol. il, 1894, pp. 568-587. 



Artesian Well Prospects in Eastern Virginia, Maryland, and 



Delaware. 



Trans. Amer. Inst. Min. Eng., vol. xxiv, 1894, pp. 372-397, plates 1 and 2. 



Fredericksburg Folio. Explanatory sheets. 



U. S. Geol. Surv. Geol. Atlas, folio No. 13, Washington, 1894. 



1896. 



Darton, JST. H. Artesian Well Prospects in the Atlantic Coastal 

 Plain Region. 



Bull. U. S. Geol. Surv., No. 138, 1896, 228 pp., 19 plates. 

 House Misc. Doc, 54th Cong., 2d sess., vol. — , No. 28. 



Nomini Folio, Explanatory sheete. 



U. S. GeoL Surv., Geol. Atlas, folio 23, Washington, 1896. 



1897. 



Bauer, L. A. First Eeport upon the Magnetic Work in Maryland, 

 including the History and Objects of Magnetic Surveys. 

 Md. Geol. Surv., vol. i, 1897, pp. 403-529, plates xiv-xvii. 



Clark, Wm. Bullock. Historical Sketch, embracing an Account of 

 the Progress of Investigation concerning the Physical Features and 

 Natural Resources of Maryland. 



Md. Geol. Surv., vol. i, 1897, pp. 48-138, plates ii-v. 



Outline of Present Knowledge of the Physical Features of 



Maryland. 



Ibid., vol. i, 1897, pp. 139-228, plates vi-xiii. 



Maryland Geological Survey, Volume One. 



The Johns Hopkins Press, 1897. 539 pp. Plates and maps. 



