BIBLIOGRAPHY OF CLAY LITERATURE. 517 



Periodicals — 



Brick (monthly). Chicago, 111. 

 Brickbuilder (monthly). Boston, Mass. 

 Brick-maker (bi-weekly). Chicago, 111. 

 Clay (quarterly). Willoughby, O. 

 Clay Worker (monthly). Indianapolis, Ind. 

 Crockery and Glassware Journal (weekly). New York City. 

 Paving and Municipal Engineering (monthly). Indianap- 

 olis. Ind. 

 Thonindustrie Zeitung. Berlin, Germany. 

 Topfer und Ziegel Zeitung. Berlin, Germany. 



Platt, F. Fire-Brick Tests. 



Second Geol. Survey, Pa., 1876-1878, vol. MM, Harrisburg, 1879, PP- 270-279. 



RiES, Heinrich. Clays of the Hudson River Valley. 

 10th Ann. Rept. N. Y. State Geologist, New York, 1890. 



Clay. 



Mineral Industry, vol. II, New York, 1894, PP- 165-210. 

 Report on the Clays of Maryland. 



Md. Geol. Survey, vol. IV, pp. 203-503, Baltimore, 1902. 

 Technology of the Clay Industry. 



16th Ann. Rept. U. S. Geol. Survey, pt. IV, 1894-1895, Washington, 1895, 

 PP- 523-575- 



— ■ The Pottery Industry of the United States. 



17th Ann. Rept. U. S. Geol. Survey, pt. Ill (cont.), 1895-1896, Washington, 



1896, pp. 842-880, 2 pis. 



Clay Deposits and Clay Industry in North Carolina. 



A Preliminary Report. 



N. C. Geol. Survey, Bull. No. 13, Raleigh, 1807, 157 pp. 



■ The Clay- Working Industry in 1896. 



18th Ann. Rept. U. S. Geol. Survey, pt. V (cont.), 1896-1897, Washington, 



1897, pp. 1105-1168. 



The Kaolin and Fire Clays of Europe. 



19th Ann. Rept. U. S. Geol. Survey, pt. VI (cont.), 1897-1898, Washington, 



1898, pp. 377-469- 



The Ultimate and Rational Analysis of Clays and 



Their Relative Advantages. 

 Trans. Amer. Inst. Min. Eng., vol. XXVIII, New York, 1899, pp. 160-166. 



