DEAR SIR : I take pleasure in sending to you a copy of Bulletin 

 No. 9 of The University of Texas Mineral Survey, entitled "Re- 

 port of a Reconnaissance of Trans-Pecos Texas, North of the 

 Texas & Pacific Railway," by George Burr Richardson. 



This Bulletin is the ninth in the series which was begun in July, 

 1901. The other Bulletins are as follows: 



1. Texas Petroleum,, July, 1901. 



2. Sulphur, Oil and Quicksilver in Trans-Pecos Texas, Febru- 

 ary, 1902. 



3. Coal, Lignite' and Asphalt Rocks, May, 1902. 



4. The Terlingua Quicksilver Deposits, Brewster County, Oc- 

 tober, 1902. 



5. The Minerals and Mineral Localities of Texas, January, 

 1903. 



6. The Mining Laws of Texas and Tables of Magnetic Declina- 

 tion, July, 1903. 



7. Report of Progress for 1903, and Topographic Map of Ter- 

 lingua Quadrangle in Brewster and Presidio Counties, January, 

 1904. 



8. The Geology of the Shafter Silver Mine District, Presidio 

 County, June, 1904. 



These Bulletins are for gratuitous distribution among the citi- 

 zens of the State and to others upon application. 



The editions of Bulletins Nos. 1 to 5, inclusive, have been ex- 

 hausted. 



Very truly, 



WM. B. PHILLIPS, 

 Austin, Texas, November, 1904. Director. 



