146 BIBLIOGKAPHY OF NOKTH AMERICAN GEOLOGY, 1906-1907. 
Park, James. 
1867. A text-book of mining geology for the use of mining students and 
miners. London, Charles Griffin and Co., Ltd., 1906. 219 pp., 3 pis., 78 figs. 
Contains references to the occurrences of ore deposits in North America. 
1868. Contact metamorphism in its relation to ore deposits. — Min. and Sci. 
Press, vol. 93, pp. 544-545, November 3, 1906. 
Parker, Edward W. 
1869. The known coal fields of the United States.— Min. World, vol. 22, 
no. 18, pp. 469^71, 1 pi., May 6, 1905. 
The production in the United States in 1905 of coal. — See no. 2418. 
The production in the United States in 1906 of coal. — See no. 2419. 
Parker, Edward W., Holmes, Joseph A., Campbell, Marius R. 
1870. Report on the operations of the coal-testing plant of the United States 
Geological Survey at the Louisiana Purchase Exposition, St. Louis, Mo., 1904. 
Part I. Field work, classification of coals, chemical work. Part II. Boiler tests. 
Part III, Producer-gas, coking, briquetting, and washing tests. — U. S. Geol. 
Survey, Prof. Paper no. 48, 1492 pp., 13 pis., 135 figs., 1906. 
Includes notes on the geologic -occurrence of coals tested. 
Parks, William Arthur. 
1871. [Report on] the valley of the Tobique River, N. B.— Canada, Geol. 
Survey, Summ. Rept. for 1905, pp. 115-117, 1906. 
Gives a hrief account of the geology of the area examined. 
1872. The Stromatoporoids of the Guelph formation in Ontario. — Univ. of 
Toronto Studies, Geol. Ser., no. 4, 40 pp.. 6 pis.. 1907. 
1873. The Cobalt [Ontario! mining district, past and present. — Hamilton 
Sci. Assoc, Jour, and Proc, no. 23, pp. 42-45, 1907. 
Parmelee, C. W., and McCourt, W. E. 
1874. A report on the peat deposits of northern New Jersey. — New Jersey 
Geol. Survey, Ann. Rept. State Geol. for 1905, pp. 223-313, 1 pi., 1906. 
Describes the origin, occurrence, chemical composition, technology, and uses of peat, 
the testing and valuation of New Jersey peats, and their distribution in northern New 
Jersey. 
Parr, S. W. 
1875. The coals of Illinois. — Eng. and Min. Jour., vol. 81, p. 86, January 
13, 1906. 
Describes the occurrence and character of the coals of the State. 
1876. Composition and character of Illinois coals.— Illinois State Geol. 
Survey, Bull. no. 3, pp. 27-78, 15 figs., 1906. 
Includes a classification of coals. 
1877. Chemical analyses of certain coals. — Illinois State Geol. Survey, Bull, 
no. 4, pp. 188-197, 1907. 
Parsons, Charles Lathrop. 
Elements of mineralogy. — See Moses and Parsons, no. 1775. 
Parsons, Floyd W. 
1878. Coal mining by open stripping in Pennsylvania. — Eng. and Min. Jour., 
vol. 81, pp. 1239-1240, 4 figs., June 30, 1906. 
Contains notes on coal-bearing strata in the Hazleton district. 
1879. Mining in the George's Creek coal field [Maryland!.— Eng. and Min. 
Jour., vol. 82, pp. 687-691, 7 figs., October 13, 1906. 
Contains notes on the geology and character of the coal. 
