476 RECENT PUBLICATIONS 
—JENNISON, WILLIAM F. Report on the Gypsum Deposits of the Maritime 
Provinces. [Canada Department of Mines, Mines Branch No. 84. 
Ottawa, ro1t.] 
—KeEELE, J. The Effect of Feldspar on Kaolin in Burning. [Transactions 
of the American Ceramic Society, Vol. XIII, 1911.] 
—Kemp, J. F. Comparative Sketch of the Precambric Geology of Sweden 
and New York. With Notes on the Geology of the Swedish Magnetites 
by D. H. Newtanp. [From New York State Museum Bulletin 140, 
Seventh Report of the Director, State Museum, 1910. Albany, tort.] 
The Mineral Springs of Saratoga. [New York State Museum Bulletin 
159. Education Department Bulletin 517. Albany, April 15, 1910.] 
—Kent, Norton A. A Study with the Echelon Spectroscope of Certain 
Lines in the Spectra of the Zinc Arc and Spark at Atmospheric Pressure. 
[Proceedings of the American Academy of Arts and Sciences. Vol. XLVIII, 
_ No. 5. August, 1912.] 
—Keyes, C.R. Graphics of Ore-Origin; Volcanic Phenomena of Coon Butte 
Region, Arizona (Abstract); and Depositional Phases of Eolation under 
the Stimulus of Aridity (Abstract). [Iowa Academy of Science, 1912.] 
Relations of Missouri River Loess Mantle and Kansan Drift-Sheet. 
[American Journal of Science, Fourth Series, Vol. XX XIII, No. 193, 
January, 1912.] 
Wind-graved Mesas and Their Message. [Popular Science Monthly, 
September, 1912.] 
—Kirk, E. The Structure and Relationship of Certain Eleutherozoic Pel- 
matazoa. [No. 1846. From the Proceedings of the U.S. National 
Museum, Vol. XLI, pp. 1-137, with Plates 1-11. Washington: Govern- 
ment Printing Office, June 7, 1911.] 
—Kwnopr, A. The Sitka Mining District, Alaska. [U.S. Geological Survey 
Bulletin 504. Washington, 1912.] 
—K6niglich ungarischen geologischen Reichsanstalt fiir 1908, Jahresbericht 
der. Ubertragung aus dem ungarischen Original. (Ungarisch erschienen 
im September, 1910.) [Budapest: Druck des Franklin-Vereins, 1911.] 
—Kramm, H. E. Some Effects of Gypsum on Clay. [Transactions of the 
American Ceramic Society, Vol. XIII, 1o11.] 
—Kraus, E. H., Cooper, H. C., unp Ktetn, A. A. Die optischen Eigen- 
schaften einiger Bleisilikate. [Separat-Abdruck aus dem Centralblatt f. 
Min., etc., Jahrg. 1912, No. 10.] 
—Kress, C. E. Jackson, Mason and Putnam Counties. (With accompany- 
ing geologic, topographic and soil maps.) [Report of West Virginia 
Geological Survey. Morgantown, ro1t.] 
—KREISINGER, H., AND Ray, W. T. The Transmission of Heat into Steam 
Boilers. [U.S. Bureau of Mines Bulletin 18. Washington, 1912.] 
—Lamps, W. A., FREEMAN, W. B., RICHARDS, R., AND RICE, R. C. Surface 
Water Supply of the United States, toro. Part VI. Missouri River 
