BIBLIOGRAPHY OF TENNESSEE GEOLOGY. 21 



Eckel (Edwin C.). 



1. A recently discovered extension of the Tennessee white phosphate fields. 



U. S. Geol. Surv., Min. Res. for 1900, pp. 812-813, 1901. 

 Briefly describes occurrence in Decatur County. 



2. The white phosphates of Decatur County, Tenn. 



U. S. Geol.. Surv., Bull. No. 213, pp. 424-425, 1903. 

 Describes occurrence of phosphate deposits in this area. 



0. Stoneware and brick clays of western Tennessee and northwestern Mis- 



sissippi. 



U. S. Geol. Surv., Bull. No. 213, pp. 382-391, 1903. 



Describes occurrence, character and utilization of clay deposits in this 

 region. 



4. Cement resources of the Cumberland Gap district, Tennessee-Virginia. 

 U. S. Geol. Survey, Bull. No. 285, pp. 374-376, 1906. 



Describes the geology of the district, and the character and occurrence 

 of limestones and shales available for cement manufacture. 



Eldridge (M. O.). 

 Public roads of Tennessee. 



Mileage and expenditure in 1904. Office of Public Roads. 

 Circular No. 48, U. S. Dept. of Agriculture. 



Elliott (John B.). 



The age of the southern Appalachian. 



Am. Jour. Sci., 3d ser., vol. 25, pp. 282-298, 1883. 



Engineering Record. 



Artesian well pumps at Memphis. 

 Eng. Rec., vol. 51, p. 460. 

 Short notice of the use of special pumps for 64 wells at Memphis, Tenn. 



Evans, (A. W.). 

 Jellico coal field. 



Eng. Assoc. South, Trans., 1904, vol. 15, pp. 43-52, 1905. 



Describes the occurrence, composition and qualities of coals of the Jellico 

 field in Kentucky and Tennessee. 



Ewing (Robert). 



Phosphate rock. A plea for wise legislation, which will allow the State, 

 and its citizens, to avail themselves of a source of wealth which should 

 not be lost. 



6 pages. (Private publication.) 



Ely (Seneca W.). 



Report of a geological reconnoissance of the lands, free-hold and lease- 

 hold of the Cumberland Basin Petroleum and Mining Company. 

 32 pp., 1 map, Knoxville and Cincinnati, 1866. 



F. 

 Paris (R. L.). 



1. Terrestrial magnetism. Results of magnetic observations made by the 



Coast and Geodetic Survey between July 1, 190G, and June 30, 1907. 

 Department of Commerce and Labor, Coast and Geodetic Survey, Appen- 

 dix No. 5, report for 1907, pp. 219, 220. 



