140 ECONOMIC GEOLOGY OF AMITY QUADRANGLE, PA. 
PRINCIPAL. PUBLICATIONS BEARING ON THE GEOLOGY 
OF THE AMITY QUADRANGLE AND VICINITY. 
Campbell, M. R. Masontown-Uniontown folio: Geologic Atlas U. S., folio 82, U. S. Ge>J 
Survey, 1902. 
Brownsville-Connellsville folio: Geologic Atlas U. S., folio 94, U.S. Geol. Survey, 
1903. 
Carll, John F. Seventh report on the oil and gas fields of western Pennsylvania for 1887, 
1888: Second Geol. Survey Pennsylvania, Rept. 15, 1890. 
Report on the oil and gas regions: Ann. Rept. Second Geol. Survey Pennsyl- 
vania, 1886, pt. 2. 
Clapp, F. G. Limestones of southwestern Pennsylvania: Bull. U. S. Geol. Survey No. 249, 
1905. 
Amity folio, Geologic Atlas U. S., folio 144, U. S. Geol. Survey, 1907. 
The Nineveh and Gordon oil sands in western Greene County, Pennsylvania: 
Bull. U. S. Geol. Survey No. 285, 1906, pp. 362-366. 
Rogersville folio: Geologic Atlas U.S., folio — , U. S. Geol. Survey (in press). 
Day, David T. Petroleum and natural gas: Mineral Resources U. S. for 1886-1904, U.S. 
Geol. Survey, 1887-1905. 
Derrick Publishing Company. Handbook of Petroleum, 1859-1898. Oil City, 1898. 
D'Invilliers, E. V. Report on the Pittsburg coal region: Ann. Rept. Second Geol. Survey 
Pennsylvania, 1886, pt. 1. 
Fontaine, William M., and White, I. C. The Permian or Upper Carboniferous flora of 
West Virginia and southwestern Pennsylvania: Second Geol. Survey Pennsyl- 
vania Rept, PP, 1880. 
Gresly, W. S. "Slate binders" of the Pittsburg coal bed: Am. Geologist, vol. 14, 1894, 
pp. 356-365, figs. 1-2. 
Lesley, J. P. A geological hand atlas of the sixty-seven counties of Pennsylvania: Second 
( reol. Survey Pennsylvania, Kept, of Progress X, 1885. 
A summary description of the geology of Pennsylvania, in three volumes: Second 
Geol. Survey Pennsylvania, Final Rept., vol. 3, pt. 2, 1895. 
Linn, A., and Linton, E. Notes on the Mountain limestone (at the base of No. XI) in the 
Washington County gas wells: Ann. Rept. (Second) Geol. Survey Pennsylvania 
for 1885, 1886, pp. 222-226. 
Rogers, II. D. Annual Reports of the Geological Survey of Pennsylvania, 1836-1842. 
The geology of Pennsylvania, 2 vols., 1858. 
Stevenson, J. J. Report of progress in the Greene and Washington district of the bitumi- 
nous coal fields of western Pennsylvania: Second Geol. Survey Pennsylvania, 
Rept. K, 1876. 
Stone, K. W. Waynesburg folio: ( ieologic Atlas U. S., folio 121, U. S. Geol. Survey, 1904. 
Stone, R. W., and Clapp, F. G. Oil and gas fields of Greene County, Pennsylvania: 
Bull. U. S. Geol. Survey No. 304, 1907. 
White, I. C. Stratigraphy of the bituminous coal field of Pennsylvania, Ohio, and West 
Virginia: Bull. IJ. S. Geol. Survey No. 65, 1891. 
West Virginia Geol. Survey, vol. 1, 1899; vol. 1 (a), Oil and gas, 1904; vol. 2, 
Coal, 1903. 
