RECENT PUBLICATIONS 487 



-Merrill, G. P. A Heretofore Undescribed Stony Meteorite from Thomson, 

 McDuffie County, Georgia. [From Smithsonian Miscellaneous Collections 

 (Quarteriy Issue), Vol. Ill, Part 4, pp. 473-76, with Plates LVII, LVIII. 

 Washington, December 2, 1909.] 



-MiERS, H. A., AND Isaac, Florence. On the Spontaneous Crystallisation of 

 Monochloracetic Acid and Its Mixtures with Nathalene. [Philosophical 

 Transactions of the Royal Society of London, Series A, Vol. CCIX, pp. 



337-77-] 



-Moses, A. J., and Parsons, C. L. Elements of Mineralogy, Crystallography 

 and Blowpipe Analysis from a Practical Standpoint. [New York: D. Van 

 Nostrand Company, 1909.] 



-NoLKE, Dr. Fr. Die Entstehung der Eiszeiten. [Sonderabdruck aus den 

 Deutschen geographischen Blattem, Band XXXII. Bremen, 1909.] 



. Neue Erklarung der Entstehung der irdischen Eiszeiten. [Sonderab- 

 druck aus den Abh. d. Nat. Ver. Brem., Bd. XX, Heft i. Bremen, 1909.] 



. Neue Erklarung des Ursprungs der Kometen. [Sonderabdruck aus 



den Abh. d. Nat. Ver. Brem., Bd. XX, Heft i. Bremen, 1909.] 



— OsBORN^ H. F. Cenozoic Mammal Horizons of Western North America. 

 With Faunal Lists of the Tertiary Mammalia of the West by W. D. Matthew. 

 [U. S. Geological Survey, Bulletin 361. Washington, 1909.] 



— O' Sullivan, O. Map of Southwestern Coast of Hudson Bay from York 

 Factory to Fort Severn. [Geological Survey of Canada. Ottawa, 1906.] 



— Peach, B. N., Kynaston, H., and Muef, H. B. The Geology of the Sea- 

 board of Mid Argyll, Including the Islands of Luing, Scarba, the Garvellachs, 

 and the Lesser Isles, Together with the Northern Part of Jura and a Small 

 Portion of Mull. (Explanation of Sheet 36.) [Memoirs of the Geological 

 Survey of Scotland, 36. Glasgow, 1909.] 



— Ray, W. T., and Kreisinger, H. Comparative Tests of Run-of-Mine and 

 Briquetted Coal on the Torpedo Boat Biddle, Made with the Collaboration of 

 Lieut. Commander Kenneth McAlpine, U.S.N, and Ensign J. W. Hayward, 

 U.S.N. [U. S. Geological Survey, Bulletin No. 403. Washington, 1909.] 



— R1CHA.RDSON, G. B. Reconnaissance of the Book CUffs Coal Field between 

 Grand River, Colorado, and Sunnyside, Utah. [U. S. Geological Survey, 

 Bulletin 371. Washington, 1909.] 



• — RiES, H., AND Rosen, J. A. Foundry Sands. [Published by the Board of 

 Geological Survey as a part of the Report for 1907. Lansing, Michigan, 

 1908.] 



— ScHvi^ARZ, E. H. L. The Pleistocene Deposits of Port Elizabeth (read August 

 16, 1909). [From the Transactions of the Geological Society of South 

 Africa, Vol. XII, 1909.] 



— Spencer, A. C. Magnetite Deposits of the Cornwall Type in Pennsylvania. 

 [U. S. Geological Survey, Bulletin 359. Washington, 1908.] 



