330 Scientific Intelligence. 



No. 513. Pliocene and Pleistocene Foraminif era from Southern 

 California ; by Rufus Mather Bagg, Jr. Pp. 153 ; 28 plates, 

 3 figures. 



No. 515, 518. Results of Spirit Leveling; R. B. Marshall, 

 Chief Geographer. Work done in Cooperation with the States. 

 No. 515, Pennsylvania, 1899-1911. Pp. 164; 1 plate. No. 518. 

 Ohio, 1911. Pp. 108 ; 1 plate. 



No. 521. The Commercial Marbles of Western Vermont ; by 

 T. Nelson Dale. Pp. 170 ; 17 plates, 25 figures. 



No. 523. Nitrate Deposits ; by Hoyt S. Gale. Pp. 36, 2 

 plates, 2 figures. 



No. 524. Bibliography of North American Geology for 1911, 

 with subject index ; by John M. Nickles. Pp. 162. 



Water-Sxjpplt Papers. — Surface Water Supply of the United 

 States. Nos. 281, 283, 284, 289, 290 for 1910 ; 301, 304 for 1911. 

 Prepared under the direction of M. O. Leighton. No. 281. 

 Part I. North Atlantic Coast ; by C. C. Babb, C. C. Covert, and 

 R. H. Bolster. Pp. 305 ; 2 plates. No. 383. Part III. Ohio 

 River Basin ; by A. H. Horton, M. R. Hall, and H. J. Jackson. 

 Pp. 158 ; 2 plates. No. 284. Part IV. St. Lawrence River Basin; 

 by C. C. Covert, A. H. Horton, and R. H. Bolster. Pp. 125 ; 

 2 plates. No. 289. Part IX. Colorado River Basin ; by W. B. 

 Freeman, E. C. La Rue, and H. D. Padgett. Pp. 233 ; 4 

 plates. No. 290. Part X. The Great Basin ; by E. C. La Rue, 

 F. F. Henshaw, and E. A. Porter. Pp. 26. No. 301. Part I, 

 1911. North Atlantic Coast ; by C. C. Babb, C. C. Covert, and 

 R. H. Bolster. Pp. 221 ; 4 plates. No. 304, 1911. Part IV. 

 St. Lawrence River Basin ; by C. C. Covert and R. H. Bolster. 

 Pp. 98 ; 4 plates. 



No. 293. Underground Water Resources of Iowa ; by W. H. 

 Norton, W. S. Hendrixson, H. E. Simpson, O. E. Meinzer and 

 others. Prepared in cooperation with the Iowa Geol. Survey. 

 Pp. 994 ; 18 plates (2 in pocket), 6 figures. 



No. 294. An Intensive Study of the Water Resources of a 

 part of Owens Valley, California ; by Charles H. Lee. Pp. 135 ; 

 30 plates, 8 figures. 



Nos. 298, 299. Water Resources of California, prepared under 

 the direction of John C. Hoyt. No. 298. Part I. Stream 

 Measurements in Sacramento River Basin ; by H. D. McGlashan 

 and F. F. Henshaw. Pp. 411, with 8 plates and 3 figures. 



No. 299. Part II. Same in San Joaquin River Basin ; by H. 

 D. McGlashan and H. J. Dean. Pp. 439 ; 7 plates. 



2. Second Annual Meport of the Director of the Bureau of 

 Mines, Joseph A. Holmes, to the Secretary of the Interior, for 

 the fiscal year ended June 30, 1912. Pp. 88. Washington, 

 1913. — The general character of the work accomplished by the 

 Bureau of Mines has been explained in the notice of the first 

 Annual Report (see vol. xxxiv, p. 305), and in earlier notices in 

 this Journal. This second Annual Report shows the activity of 

 the department, and gives a clear impression of the progress it is 



