28 PEOCEEDINGS OF THE SAIXT LOUIS MEETING 



Report on the physical features of Maryland, by W. B. Clark and E. B. 

 Mathews. Maryland Geological Survey, special publication, volume 6, 

 1906, parts 1 and 2, 284 pages, 30 plates. In Maryland Commissioners to 

 Louisiana Purchase Exposition, Report, Baltimore, 1906, pages 137-387. 



A brief summary of the geologj^ of the Virginia coastal plain, by W. B. Clark 

 and B. L. Miller. Virginia Geological Survey, Bulletin number 2, 1906, 

 pages 11-24. 



Guide to the State mineral exhibit ... at Annapolis, Maryland. [Edition 

 1] Baltimore, 1906, 64 pages, 20 figures. [Edition 2] Baltimore, 1912, 61 

 pages. 



The classification adopted by the United States Geological Survey for the Cre- 

 taceous deposits of New Jersey, Delaware, Maryland, and Virginia. Johns 

 Hopkins University Circular, volume 26, 1907, pages 589-592. 



Publications of the Maryland Geological Survey, Maryland State Weather Serv- 

 ice, and Maryland Forestry Bureau. Johns Hopkins University Circular, 

 volume 26, 1907, pages 593-608. 



Some results of an investigation of the Coastal Plain formations of the area 

 between Massachusetts and North Carolina. Abstract, Science, new series, 

 volume 29, 1909, page 629. 



Description of the Philadelphia district, by Florence Bascom, V^^. B. Clark, and 

 others. United States Geological Survey, Geological Atlas, Folio number 

 162, 1909, 23 pages, 12 plates. 



Description of the Trenton quadrangle, New Jersey-Pennsylvania, by Florence 

 Bascom, W. B. Clark, and others. United States Geological Survey, Geo- 

 logical Atlas, Folio number 167, 1909, 24 pages, 4 plates. 



The geological distribution of the Mesozoic and Cenozoic Echinodermata of 

 the United States, by W. B. Clark and M. W. Twitchell. Abstract, Science, 

 new series, volume 29, 1909, page 635. 



Maryland mineral industries, 1896-1907, by W. B. Clark and E. B. Mathews. 

 Maryland Geological Survey, volume 8, 1909, pages 97-223. 



Report of the Conservation Commission of Maryland for 1908-1909, by W. B. 

 Clark and others. Baltimore, 1909, 204 pages, 13 plates, 13 figures. 



Contributions to morphologiv" from paleontology. Popular Science Monthly, 

 volume 77, 1910, pages 145-150. 



Results of a recent investigation of the Coastal Plain formations in the area 

 between Massachusetts and North Carolina. Abstract, Bulletin of the 

 Geological Society of America, volume 20, 1910, pages 646-654. 



Geological distribution of the Mesozoic and Cenozoic Echinodermata of the 

 United States, by W. B. Clark and M. W. Twitchell. Abstract, Bulletin 

 of the Geological Society of America, volume 20, 1910, pages 686-688. 



Systematic paleontology of the Lower Cretaceous deposits of Maryland : Mol- 

 lusca. Maryland Geological Survey, Lower Cretaceous, 1911, pages 211- 

 213. 



The Lower Cretaceous deposits of Maryland, by W. B. Clark, A. B. Bibbins, 

 and E. W. Berry. Maryland Geological Survey, Lower Cretaceous, 1911, 

 pages 23-98. 



The physiography and geology of the Coastal Plain province of Virginia, by 

 W. B. Clark and B. L. Miller. Virginia Geological Survey, Bulletin num- 

 ber 4, 1912, 274 pages, 19 plates. 



