RECENT PUBLICATIONS 379 



-Maryland Geological Survey. Miocene Plates. [1904.] 



-Maryland Geological Survey. Miocene Text. [1904.] 



-Orton, Ed. Uses of Hydraulic Cements, Eno, 1904. [Geological Survey of 

 Ohio, 4th series, Bulletin No. 2.] 



-Perkins, G. H. Report of the Vermont State Geologist, 1 903-1 904. 



-Prosser, Chas. S., assisted by Cxjmings, Edgar R. The Waverly Formations 

 of Central Ohio. [From American Geologist, Vol. XXXIV, December, 1904.] 



-Reis, Heinrich, and Kummel, Henry B., assisted by Knapp, Geo. N. Clay 

 Industry. [Geological Survey of New Jersey, Vol. VI.] 



-Russell, Israel C. Co-operation among American Geographical Societies. 

 (An address before the Section of Geology and Geography, American Asso- 

 ciation for the Advancement of science, Philadelphia meeting, December 

 27-31, 1904.) [Advanced pages from the Proceedings of the American Asso- 

 ciation for the Advancement of Science, Vol. LIV (1905).] 



-Schwarz, E. H. Index to the Annual Reports of the Geological Commission, 

 for the Years 1896-1903. [Cape Town, 1904.] 



-Van Hise, C. R. The Problems of Geology. [Reprinted from the Journal 

 of Geology, Vol. XII (1904), No. 7.] 



-Wisconsin Academy of Sciences, Arts and Letters, Transactions of the, Vol. 

 XIV, Part II, 1903. [Madison, Wis., 1904.] 



-West Australian Mining Industry. [Issued as a special edition of the Australian 

 Mining Standard, December 8, 1904.] 



