CHAPTER X. 
BIBLIOGRAPHY. 
KANSAS. 
Cragin, F. W.— Notes on Geology of Southern Kansas, in Bull. Washburn 
College Laboratory of Natural History, vol. I, No. 3, pp. 85-91; 1885. 
Cragin, F. W.— Further Notes on the Dakota Gypsum of Kansas, in Bull. 
Washburn College Laboratory of Natural History, vol. I, No. 5, pp. 166— 
168; 1886. 
Cragin, F. W.— The Permian System in Kansas (with notes on gypsum), in 
Colorado College Studies, vol. VI; March, 1896. 
Grimsley, G. P.— Gypsum Deposits of Kansas (abstract), American Geolo- 
gist, vol. XVIII, p. 237; October, 1896. 
Grimsley, G. P.— Gypsum in Kansas, Kan. Univ. Quart., vol. VI, pp. 15-27; 
1897. 
Grimsley, G. P.— Gypsum in Kansas, Trans. Kan. Acad. Science, vol. XV, 
pp. 122-127; 1896. 
Grimsley, G. P.— Gypsum Deposits of Kansas, Bull. Geol. Soc. of America, 
vol. 8, pp. 227-240; 1897. / 
Grimsley, G. P.— Gypsum Deposits of Kansas, Mineral Industry, vol. VI, p. 
395; 1897. 
Grimsley, G. P.— Technology of Gypsum (in press), Mineral Industry, vol. VII. 
Hay, Robert.— A Geological Reconnaissance in Southwestern Kansas, Bull. 
U. S. Geol. Survey, No. 57; 1890. 
Hay, Robert.— Geology of Kansas Salt (references to gypsum), Seventh Bien- 
nial Report Kansas State Board of Agriculture, part II, pp. 83-96; 1891. 
Mudge, B. F.— First Annual Report on Geology of Kansas, p. 26; 1866. 
Mudge, B. F.—Third Annual Agricultural Report of Kansas, p. 103; 1874. 
Mudge, B. F.— Fourth Annual Agricultural Report, pp. 120-121; 1875. 
Mudge, B. F.— First Biennial Report of State Board of Agriculture of Kansas, 
pp. 78-79; 1877-78. 
Prosser, C. S.—The Upper Permian Formations (references to gypsum), Uni- 
versity Geological Survey of Kansas, vol. III, pp. 58-95; 1897. 
St. John, Orestes.— Kansas Annual Register of Agricultural Society, pp. 76, 
196; 1864. 
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