138 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 
Mollmann, W. 
1765. Der Cripple Creek Golddistrict [Colorado!. — Berg- und hiittenm. 
Zeitung, Jahrg. 61, no. 44, pp. 549-551, October 31, 1902. 
Includes notes on the occurrence of the ores. 
Montgomery, Thomas H., Jr. 
1766. A list of the types of fossil vertebrates in the museum of the Univer- 
sity of Texas. — Marine Biological Laboratory, Woods Holl, Mass., Biol. Bull., 
vol. 8, no. 1, pp. 56-58, December, 1904. 
Moody, A. E. 
1767. Aggradation and degradation of valleys. — Ohio Naturalist, vol. 8, 
no. 1, pp. 191-197, 1 pi., November, 1907. 
Describes an experiment made to show what a river can do toward filling and degrad- 
ing its valley. 
Mooers, Charles A. 
1768. The soils of Tennessee, their chemical composition and fertilizer re- 
quirements. — University of Tennessee, Agricultural Experiment Station, Bul- 
letin, vol. 19, no. 4, pp. 49-90, December, 1906. 
Moore, C. E. 
1769. Earthquake effects at Santa Clara, Palo Alto, and San Jose, Cal. — 
Eng. News, vol. 55, no. 19, pp. 520-527, 4 figs., May 10, 1906. 
Moore, E. S. 
1770. Additional notes on the iron ranges of eastern Michipicoten. — Ontario, 
Bur. Mines, Kept., 1906, vol. 15, pt. 1, pp. 200-206, 2 figs., 1906. 
Describes the physiographic character of the area, and the occurrence, character, 
and relations of the geologic formations. 
1771. Iron ranges east of Lake Nipigon, the ranges around Lake Winde- 
gokan.— Ontario, Bur. Mines, 16th Ann. Rept, vol. 16, pt. 1, pp. 136-148, 5 
figs., 1907. 
Describes the geology, and the occurrence and character of iron ores. 
Morse, William Clifford. 
1772. The Columbus esker.— Ohio Naturalist, vol. 7, no. 4, pp. 63-72, 6 figs., 
February, 1907. 
Discusses the terminology and general occurrence of eskers, and describes particularly 
an esker located in Columbus, Ohio. 
Moseley, E. L. 
1773. Change of level at the west end of Lake Erie. — Abstract: Michigan 
Acad. Sci., 7th Rept., pp. 38-39, 1905. 
Cites evidence to show that the west end of Lake Erie is sinking. 
Moses, Alfred J. 
1774. The determination of the geometrical constants of a crystal from its 
interfacial angles. — School of Mines Quart., vol. 27, no. 4, pp. 432-461, 21 figs., 
July, 1906. 
Moses, Alfred J., and Parsons, Charles Lathrop. 
1775. Elements of mineralogy, crystallography, and blowpipe analysis from 
a practical standpoint, including a description of all common or useful minerals, 
the tests necessary for their identification, the recognition and measurement 
of their crystals, and a concise statement of their uses in the arts. Third 
edition. Part I rewritten. Parts II, III, and IV extensively revised. New 
York, D. Van Nostrand Company, 1906. 444 pp., 583 figs. 
