AutJiors' Catalogue, 187 
Eldridge, G. H. 
The Sushitna Drainage Area. (Maps and Desc. Routes in Alaska, 
1898; U. S. Geol. Sur., 1899.) 
Fultz, Francis M. 
The Burlington artesian well. (Proc, Iowa Acad. Sci., vol. 6, pp. 70- 
74, i8g8 [1899]). 
Hall, C. W.- 
Distribution of the Keewatin in Minnesota. (Science, N. S., vol. 10, 
p. 104, July, 1899). 
Hayes, Willard C. 
The Nicaragua Canal route. (Science, N, S., vol. 10, p. 97, July 28, 
1899.) 
Herrick, C. L. 
The Geology of the Socorro mountain. (Bui. Univ. New Mexico, 
vol. I, 1898.) 
Herrick, C. L. 
The Limitar volcano. (Bui. Univ. New Mexico, vol. i, 1898.) 
Herrick, C. L. 
Mount Magdalena and the basic eruptives of the Magdalena district. 
<Bul. Univ. New Mex., vol. i, 1898.) 
Herrick, C. L. 
The Geology of the San Pedro and the Albuquerque districts. (Bui. 
Univ. New Mexico, vol. i, 1898.) 
Hershey, O. H. 
The age and origin of certain gold deposits in the isthmus of Pana- 
ma. (Am. Geol,, vol. 24, pp. 73-77, Aug., 1899.) 
Hopkins, T. C 
Feldspars and kaolins of southeastern Pennsylvania. (Jour. Frank- 
lin Institute, 31 pages, July, 1899.) 
Iwasaki, C. 
Orthoclase crystals from Shinano, Japan. (Am. Jour. Sci., vol. 7, pp. 
157-159, Aug. 1899.) 
Leverett, Frank. 
The Lower Rapids of the Mississippi river. (Proc. Iowa Acad. Sci., 
vol. 6, pp. 74-93. 1898 [1899].) 
Manson, Marsden. 
The evolution of climates, (continued.) (Am. Geol., vol. 24, pp. 93- 
120, Aug., 1899.) 
Mendenhall, W. C 
Report on the region between Resurrection bay and the Tanana 
river. (Maps and Desc. Routes in Alaska, 1898; U. S. Geol. Sur., 1899.) 
Mendenhall, W. C- 
The Kadiak islands. (Maps and Desc. Routes in Alaska, 1898; U. 
S. Geol. Sur., 1899.) 
Mendenhall, W. C. 
The Kenai Peninsula. (Maps and Desc. Routes in Alaska, 1898; U. 
S. Geol. Sur., 1899,) 
