24 BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [b.li.hvj 
94 Bownocker (J. A.). The paleontology and stratigraphy of the 
Corniferous rocks of Ohio. 
Dennison Univ., Sci. Lab., Bull., vol. xi, art. ii, pp. 12-40, pis. ii-viii, 
1898. 
Describes the stratigraphy and gives lists of fossils found at various 
localities. 
95 Boyer (Charles S.). See Woolman (L.), No. 934. 
96 Branner (John C). The cement materials of southwest Arkansas. 
Am. Inst. Mg. Engrs., Trans., vol. xxvii, pp. 42-63, figs. 1-6, 1898. 
Describes the occurrence of the chalk beds and gives chemical analy- 
ses of the material. 
97 On the origin of novaculites and related rocks. 
Jour, of Geol., vol. vi, pp. 368-371, 1898. 
Gives a summary of the views of various authors as to the origin of 
these rocks, with a brief statement of the writer's conclusions. 
98 Geology and its relations to topography. 
Am. Soc. Civil Engrs., Trans., vol. xxxix, pp. 53-78, 94-95, 16 figs., 1898. 
Describes the internal changes which rocks undergo, the character 
and mode of operation of the destructive agencies, and the resulting 
topographic forms. 
99 Brewer (William M.). Harrison Lake, British Columbia. 
Eng. and Mg. Jour., vol. lxv, p. 640 (£ p.), 1898. 
Contains brief notes on the occurrence of gold and copper in the 
region. 
100 The Sandon district, British Columbia. 
Eng. and Mg. Jour., vol. lxv, pp. 731-732, 2 figs., 1898. 
Describes the occurrence of the silver-lead ores of the region. 
101 Rossland, British Columbia. 
Eng. and Mg. Jour., vol. lxvi, pp. 40-41, 1 fig., 1898. 
Includes brief notes on the geologic occurrence of the ore bodies. 
102 Prospecting on the upper Lillooet, British Columbia. 
Eng. and Mg. Jour., vol. lxvi, pp. 62-63, 185, 1898. 
Includes notes on the general geology of the region. 
103 Pemberton meadows and the Blackwater, British Columbia. 
Eng. and Mg. Jour., vol. lxvi, p. 281, 1898. 
Describes the general geologic features of the region. 
104 Lillooet River aud the Squamish trail, British Columbia. 
Eng. and Mg. Jour., vol. lxvi, p. 515, 1 fig., 1898. 
Gives notes on the general geology of the region and the occurrence 
of gold. 
105 Brigham (Albert Perry). Topography and glacial deposits of 
Mohawk Valley [New York]. 
Geol. Soc. Am., Bull., vol. ix, pp. 183-210, pi. xv, figs. 1-2; Abstracts, 
Jour, of Geol., vol. vi, pp. 211-212; Science, new ser., vol. viii, p. 50 
(£p.), 1898. 
Describes the pre-Glacial drainage and drift deposits of the region. 
