REPORT OF THE DIRECTOR AND STATE GEOLOGIST 1903 179 



Emery 



Merrill, F. J. H. N. Y. State Mus. Bui. 15. 1895. 3:555. 



N. Y. State Mus. 48tli Rep't, for 1894. 1895. v. 1, p. 555 (2d paging). 



Merrill, F. J. H. N. Y. State Mus. Bui. 19. 1898. 4:226. 



N. Y. State Mus. 51st Rep't, for 1897. 1899. v. 1, p. 226. 



19tli Rep't N. Y. State Geologist, for 1899. 1901. p. 151-54 ; also N. Y. 

 State Mus. 53d Rep't, for 1899. 1901. v. 1, p. 151-54. 



Williams, G. H. Norites of Cortlandt Series. Am. Jour. Sei. Ser. 3. 

 1887. 33:196. 



Dana, J. D. Limestone Belt of Westchester County. Am. Jour. Sci. 

 Ser. 3. 1880. 20:199. 



Kimball, J. P. American Chemist. 1874. 4:321. 



Lewis, J. S. Am. Inst. Min. Eng. Trans. 1893. 25:881-86. 



Blue, A. Corundum in Ontario. Am. Inst. Min. Eng. Trans. 28:567. 



Jenks, C. N. Tests of Abrasive Materials. Scientific American, Supple- 

 ment. Dec. 8, 1894. No. 988. 



Pratt, J. H. Min. Ind. 1901. 10:17. 



Eckel, E. C. Min. Ind. 1900. 9:15. 



Jenks, C. N. Min. Ind. 1896. 5:26. 



Millstones 

 Min. Ind. 1898. 6:16. 

 N. Y. State Mus. Bui. 15. 1895. 3:527. 



48th Rep't, for 1894. 1895. v. 1, p. 527 (2d paging). 



Bui. 19. 1898. 4:223. 



51st Rep't, for 1897. 1899. v. 1, p. 223. 



13th Rep't N. Y. State Geologist, for 1893. 1894. p. 393-94, 401-5. 

 Millstones of Ulster County ; also N. Y. State Mus. 47th Rep't, for 1893. 

 1894. p. 587-88, 595-99. 



Diatomaceous earth 



N. Y. State Mus. Bui. 15. 1895. 3:555-56. 



48th Rep't, for 1894. 1895. v. 1, p. 555-56. 



Fox, C. F. N. Y. Acad. Sci. Trans. 1893. 12:219. 



N. Y. Acad. Sci. Trans. 1894. 13:98. 



Carhorundurrv 

 Jour. Franklin Inst. September 1893. 

 Carborundum, pub. by Carborundum Co. 1900. p. 5-23. 

 School of Mines Quarterly. November 1894. 16:73. 



Acheson, E. G. History and Physical Properties of Carborundum. Min. 

 Ind. 1897. 6:12. 



