weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1901. 19 
66 Blasdale (Walter C). Contribution to the mineralogy of Cali- 
fornia. 
Univ. of Cal., Dept. of Geol., Bull., vol. 2, pp. 327 348, L901. 
Describes material from the Berkeley Hills, Cal. 
67 Blatchley (W. S.). Oolite and oolitic stone for Portland cement 
manufacture. 
Ind. Dept. of Geol. and Nat, Res., 25th Ann. Kept, pp. 322-330, L901. 
Abstract: Stone, vol. 22, pp. 532-536, 1901. 
Describes the occurrence and characters of the materials in Indiana. 
68 The petroleum industry in Indiana in 1900. 
Ind. Dept. of Geol. and Nat, Res., 25th Ann. Rept., pp. 481-527, and 
map, 1901. 
Discusses the origin of petroleum oil and contains notes on its occur- 
rence in Indiana. 
69 - - and Ashley (George H.). The lakes of northern Indiana and 
their associated marl deposits. 
Ind. Dept. of Geol. and Nat. Res., 25th Ann. Kept., pp. 31-321, pis. 
6-12, figs. 1-70, 1901. 
Describes the characteristics and origin of these lakes and the occur- 
rence, formation, and uses of the marl beds. 
7<> Bibbins (A. W.). Occurrence of zoisite and thulite near Balti- 
more [Maryland]. 
Am. Jour. Sci., 4th ser., vol. 11, pp. 171-172 (h p.), 1901. 
From notes by the late John W. Lee. 
71 Bishop (Irving P.). Oil and gas in southwestern Now York. 
N. Y. State Mus., 53d Ann. Rept,, vol. 1, pp. rl07-rl34, 1901. 
Describes occurrence of oil, and gives sections at a number of localities. 
7^ Bose (Emil). Ein Profil durch den Ostabfall dor Sierra Madre 
Oriental von Mexico. 
Zeit. dent, geol. Gesell., Band 53, heft 2, pp. 17:; 210, figs. L-8, L901. 
Describes the character of the igneous and sedimentary rocks and the 
geologic structure of the region. 
73 Bownocker (J. A.). The Corning oil and gas field. 
Ohio Nat., vol. 1, pp. 49-59, Feb., 1901. (Not seen.) 
74 Branner (John Casper). [Review of "A record of the geology of 
Texas for the decade ending December 31, L896," by Fred 
eric W. Simonds.] 
Jour. Geol., vol. 9, p. 91 (| p.), 1901. 
75 - - [Review of "Geologic et mineralogie appliquees. Les mine- 
raux et leur gisements," by Henri Charpentier. | 
Jour. Geol., vol. 9, pp. L98-199, 1901. 
76 Origin of ripple marks. 
Jour. Geol., vol. 9, pp. 535 536, 1901. 
Suggests that the origin of large ripple marks may be found in the 
seaward extension of beach cusps. 
