390 The A))icricaii Geologist. June, i899 
Broadhead, G. C. 
Geology of Boone county, Missouri. (Geol. Survey, Mo., vol. 12, 
pt. 3, pp. 273-388, 2 pis, 1898.) 
Broadhead, G. C. 
The Ozark uplift and growth of the Missouri Paleozoic. (Geol. 
Survey, Mo., vol. 12, pt. 3, pp. 389-409, 1898.) 
Clarke, F. W., and Darton, N. H, 
On a hydromica from New Jersey. (Am. Jour. Sci.. ser. 4, vol. 7, 
pp. 365-366, May 1899.) 
Coleman, A. P. 
Lake Iroquois and its predecessor at Toronto. (Bull. Geol. Soc. 
Am., vol. ID, pp. 165-176, Mch. 24, 1899.) 
Crookes, William. 
Diamonds. (A.nn. Rept. Smithsonian Inst, for 1897, pp. 219-235, 
1898.) 
Crosby, W. O. 
Archean-Cambrian contact near Manitou, Colorado. (Bull. Geol. 
Soc. Am., vol. 10, pp. 141-164, pis. 14-18, Mch. 23, 1899.) 
Darton, N. H. (Clarke, F. W., and) 
On a hydromica from New Jersey. (Am. Jour. Sci., ser. 4, vol. 7, 
PP- 365-366, May 1899.) 
Davis, H. J. 
Modification in the Jonathan creek drainage basin. (Bull. Sci. 
Lab. Denison Univ.. vol. it. pp. 165-173, pis. 25-26, Mch. 1899.) 
Dawson, G. M. 
Summary report of the geological survey department [of Canada] 
for the year 1898. (208 pp.; Ottawa, 1899.) 
Dawson, G. M. 
Duphcation of geologic formation names. (Science, new ser., vol. 
y. pp. 592-593, Apr. 21, 1899.) 
Day, D. T. 
Mineral resources of the Antilles, Hawaii and the Philippines. 
( Engineering Mag., vol. 17, pp. 242-251, May 1899.) 
Derby, O. A. 
On the association of argillaceous rocks with quartz veins in the 
region of Diamantina, Brazil. (Am. Jour. Sci., ser. 4, vol. 7, pp. 343- 
356, May 1899.) 
Dickhaut, H. E. 
Collecting fossils in the Cincinnati shales. (Am. Geol., vol. 23, 
pp. 335-336, May 1899.) 
Diller, J. S. 
Description of the Roseburg quadrangle. (U. S. Geol. Survey, 
Geologic Atlas of the U. S., folio 49, Roseburg folio, Oregon, 1898.) 
