weeks] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1904. 99 
Purdue (A. IL). 
1. Notes on the wells, springs, and general water resources of Arkan- 
sas. 
TJ. S. Geol. Siirv., Water-Supply and Irrigation Paper no. 102, pp. 374-388, 
1904. 
R. 
iRansome (Frederick Leslie). 
1. The geology and ore deposits of the Bisbee quadrangle, Arizona. 
U. S. Geol. Surv., Professional Paper no. 21, 168 pp., 29 pis., 5 figs., 1904. 
Describes physiographic features and the general geology, the character, occur- 
rence, and geological relations of pre-Cambrian, Cambrian, Devonian, Car- 
boniferous, and Cretaceous strata and igneous rocks, the geologic structure 
and history, and the character, occurrence, economic development, and 
origin of the copper ore deposits. 
B. The geology and copper deposits of Bisbee, Arizona. 
Am. Inst. Mg. Engrs., Trans., vol. 34, pp. 618-642, 6 figs., 1904. 
See no. 994 of the Bibliography for 1903, U. S. Geol. Surv., Bull. no. 240. 
p. Globe folio, Arizona. 
U. S. Geol. Surv., Geol. Atlas of U. S., folio no. Ill, 1904. 
Describes the physiographic divisions of Arizona, the topography, climate and 
vegetation, and general geology of the area, the occurrence, character, and 
geological relations of pre-Cambrian, Cambrian, Devonian, Carboniferous, 
Tertiary, and Quaternary deposits and igneous rocks, the geologic structure 
and history, the occurrence, character, origin, geologic relations, and min- 
ing of the ores, chiefly gold, silver, and copper. 
Bisbee folio, Arizona. 
U. S. Geol. Surv., Geol. Atlas of U. S., folio no. 112, 1904. 
Describes the topography and drainage, the general geology, the character, 
occurrence, and relations of pre-Cambrian metamorphic rocks, Cambrian, 
Devonian, Carboniferous, and Cretaceous strata, Quaternary deposits, and 
igneous rocks, the geologic structure and its expression in topography, the 
geologic history, and the economic resources, principally copper ores. 
5. The geographic distribution of metalliferous ores within the United 
States. 
Mg. Mag., vol. 10, pp. 7-14, 1 pi., 1904. 
Describes the physiographic divisions of the United States, and the occurrence 
and production of ores in them. 
Ransome (Frederick Leslie), Lindgren (Waldemar) and. 
. Report of progress in the geological resurvey of the Cripple Creek 
district, Colorado. 
See Lindgren (Waldemar) and Ransome (F. L. ), 1. 
Raymond (Percy E.). 
|t The developmental changes in some common Devonian brachiopods. 
Am. Jour. Sci., 4th ser., vol. 17, pp. 279-300, 7 pis., 20 figs., 1904. 
