470 RECENT PUBLICATIONS 
—Beck, K. Petrographisch-geologische Untersuchung des Salzgebirges im 
Werra-Fulda-Gebiet der deutschen Kalisalzlagerstatten. [Sonderabdruck 
aus der Zeitschrift fiir praktische Geologie, XX, Jahrgang, 1912, Heft 4. 
Verlag von Julius Springer in Berlin W. 9.] 
—BENEDICT, FRANcIS G. The Composition of the Atmosphere, with special 
Reference to Its Oxygen Content. [Carnegie Institution of Washington. 
- Washington, D.C., 1912.] 
—BrircE, E. A., aND JuDAy, C. The Inland Lakes of Wisconsin. The Dis- 
solved Gases of the Water and Their Biological Significance. [Wisconsin 
Geological and Natural History Survey Bulletin, XXII. Scientific Series 
No. 7. Madison, 1o11.] 
—BoweEn, N. L. The Binary System: Na,ALSi.Os (Nephelite, Carnegieite) 
—CaAl,Si.O; (Anorthite). [From the American Journal of Science, Vol. 
XXXIII, June, 1912.] 
—Bowman,I. Forest Physiography: Physiography of the United States and 
Principles of Soils in Relation to Forestry. [New York: John Wiley & 
Sons, 1911.] 
—BRECKINRIDGE, L. P., KREISINGER, H., AND Ray, W. T. Steaming Tests of 
Coals and Related Investigations. September 1, 1904, to December 31, 
1908. [Bureau of Mines Bulletin 23. Washington, 1912.] j 
—BripGMAn, P. W. Thermodynamic Properties of Liquid Water to 80° and 
12,000 Kgm. Proceedings of the American Academy of Arts and Sciences, 
Vol. XLVIII, No. 9. [September, 1912.] 
—Brooxs, A.H. The Alaska Mining Industry in 1911, and Railway Routes 
in Alaska. [U.S. Geological Survey Bulletin 520-A. Washington,1912.] 
. The Mount McKinley Region, Alaska. With Descriptions of the 
Igneous Rocks and of the Bonnifield and Kantishna Districts, by L. M. 
PRINDLE. [U.S. Geological Survey Professional Paper 70. Washington, 
1gtt.| 
—Bruce, WIitiiaAM S., LL.D., F.R.S.E. The Area of Unknown Antarctic 
Regions Compared with Australia, Unknown Arctic Regions, and British 
Isles. [Scottish Oceanographical Laboratory, Surgeon’s Hall, Edinburgh.]} 
The Oceanographical Institute at Paris. [Reprinted from Nature, 
February 16, 1911.] 
The Prince of Monaco and Oceanographical Research. [Scottish 
Oceanographical Laboratory, Surgeon’s Hall, Edinburgh.] 
—BRUNHES, J., CHAIX, E., AND MARTONNE, Emm. pe. Atlas photographique 
des formes du relief terrestre. Documents morphologiques caractér- 
istiques avec notices scientifiques. [Publiés conformément a un voen du 
ITX¢ Congrés international de géographie sous les auspices d’une Com- 
mission internationale permanente. Editeurs: Fréd. Boissonnas et Cie. 
Genéve, 1911.| 
