BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, L906-1907. 71 
Escobar, R. 
812. Los pozos artesianos dc villa Almmada (E. de Chihuahua ). — Soc. cient. 
"Antonio Alzate," Mem. y Rev., t. 24, no. 3, pp. 121-126, September, 1906. 
Describes artesian wells in the State of Chihuahua. Mexico. 
Evans, Horace F. 
813. The Nicola-Coldwater coal beds [British Columbia].— Min. World, vol. 
23, no. 7, pp. 200-201, August L9, 1905. 
814. The source of Fraser River gold [British Columbia]. — Min. World, vol. 
23, no. 9, pp. 258-259, September 2. 1905. 
Includes notes on the geology of the region. 
815. The Cretaceous stratigraphy of Ashcroft, P.. C. — Min. World, vol. 28, 
no. 10, pp. 285-286, September 9, 1905. 
816. A further reconnaissance into Highland Valley, B. C. — Min. World, 
vol. 23, no. 12, p. 336, September 23, 1905. 
Gives notes upon the geology of the region. 
817. Molybdenite in British Columbia. — Min. World, vol. 28, no. 16, pp. 
443-444, October 21, 1905. 
818. Kamloops [British Columbia] and its geological conditions. — Min. 
World, vol. 23, no. 17, p. 464, October 28, 1905. 
819. Interior plateau of Britisli Columbia. — Min. World, vol. 23, no. 21, 
p. 579, November 25, 1905. 
Gives a general account of the geology. 
820. A reconnaissance into Tulameen, B. C. — Min. World, vol. 24, pp. 633, 
665, 696, 726, 747 ; vol. 25, p. 12, 1906. 
Describes the geology of the region. 
821. International geology of Cascade region. — Min. World, vol. 25, no. 9, 
pp. 236-237, September 1, 1906. 
822. Copper deposits of Eschelon Mountain. B. C. — Min. World, vol. 25, no. 
10, p. 266, September 8, 1906. 
823. The Similkameen and its beds.— Min. World, vol. 25, n«». 18. p. 399, 
September 29, 1906. 
824. Marginal differentiation in biotites. — Min. World, vol. 25, no. 2.",, p. 7 1!». 
December 22, 1906. 
Discusses the occurrence of ore deposits. Includes notes upon the geology of the 
Similkameen district of British Columbia. 
825. Britisli Columbia placers: Past and present.— Min. World, vol. 2d. pp. 
563, 687, 779, 1907. 
826. Explorations in British Columbia.— Min. World, vol. 2d. pp. ::88. 384, 
472, 505-500. 1907. 
Includes notes on the geology of the region examined. 
827. Reconnaissance up West Fork of Kettle River.— Min. World, vol. 27. 
op. 65, 317, 1907. 
828. Certain features of the Rocky Mountain region.— Min. World, vol. 27, 
pp. 641, 809, 1907. 
829. Nickel plate mines on Striped Mountain, B. C— Min. World, vol. 27, 
pp. 1015. 1057. 1907. 
Evans, John W. 
830. How should faults be named and classified? -Bcon. Geology, vol. 2. 
no. 8, pp. 803-806, 1907. 
