Recent Publications 



-American Journal of Science, The. [Fourth Series, Vol. XL VII (19 19), 



May. New Haven, Conn., 1919.] 

 -Ashley, G. H. The Abram Creek-Stony River Coal Field, Northeastern 



West Virginia. [U.S. Geological Survey, Bulletin 711-F. Washington, 



1920.] 

 -Bassler, R. S. The Cambrian and Ordovician Deposits of Maryland. 



[Maryland Geological Survey Report. Baltimore, 1919.] 

 -Berry, E. W. Upper Cretaceous Floras of the Eastern Gulf Region in 



Tennessee, Mississippi, Alabama, and Georgia. [U.S. Geological Survey, 



Professional Paper 112. Washington, 1919.] 

 -Buchanan, J. Y. Accounts Rendered of Work Done and Things Seen. 



[Cambridge: University Press, 1919.] 

 -BuCKMAN, S. S. Type Ammonites. (The illustrations from photographs 



mainly by J. W. Tutcher.) Part XX. Pp. 7, 8; 14 plates. [William 



Wesley & Son, 28 Essex Street, Strand. London, U.C. 2, 1919.] 

 -BuRCHARD, E. F. Fluorspar and Crysolite in 1918. [U.S. Geological 



Survey, Mineral Resources of the United States, 1918. Part II, Sec. 14, 



pp. 317-29. Washington, 1919.] 

 -Cady, G. H. Geology and Mineral Resources of the Hennepin and La Salle 



Quadrangles. [Illinois Geological Survey Bulletin No. 37. Work in Co- 

 operation with the U.S. Geological Survey. Urbana, 1919.] 

 -Canada Department of Mines, Annual Report on the Mineral Production 



of Canada during the Calendar Year 1918. [Ottawa, 1919.] 

 -Canada Department of Mines, Geological Survey. Summary Report, 



1918, Part A. [Ottawa, 1919.] 

 -Chapman, F. Descriptions and Revisions of the Cretaceous and Tertiary 



Fish-Remains of New Zealand. New Zealand Department of Mines, 



Geological Survey Branch. [Palaeontological Bulletin No. 7. Wel- 

 lington, 1918.] 

 -Clark, W. B., Mathews, E. B., and Berry, E. W. [Maryland Geological 



Survey Reports, Vol. 10. Baltimore, 1918.] 

 -Clarke, F. W. The Data of Geochemistry (4th edition). [U.S. Geological 



Survey, Bulletin 695. Washington, 1920.] 

 -Collier, A. J. Gas in the Big Sand Draw Anticline, Fremont County, 



Wyoming. [U.S. Geological Survey, Bulletin 711-E. Washington, 1920.] 

 . Oil in the Warm Springs and Hamilton Domes, Near Thermopolis, 



Wyoming. [U.S. Geological Survey, Bulletin 711-D. Washington, 



1920.] 



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