96 
Transactions Texas Academy of Science. 
Dumble, Edwin T. 
FAYETTE 
COUNTY 
GRAHAMITE. 
PROXIMATE 
ANALYSIS. 
ULTIMATE ANALYSIS. 
Moisture 
Volatile Matter 
Fixed Carbon 
Ash 
57.90 
37.70 
4.40 
Sulphur. 
None. 
2.50 
4.71 
0.24 
Carbon 
Hydrogen 
Nitrogen 
Oxygen 
Sulphur 
Ash 
.... 76.19 
.... 6.61 
.... 0.39 
.... 5.15 
.... 7.45 
.... 4.21 
Total Sulphur 
100.00 . 
....A. 7.45 
100.00 
138. 
Tihe Eeading Meeting of the Institute of Mining Engineers. 
Hote on tlie OccTirrence of Gratiamite in Texas. 
Engineering and Mining Jonrnal, Vol. 54, p. 368. H. Y., 
October 15, 1892. 
A brief notice of the preceding paper. 
139. 
Notes on the Valley of the Middle Eio G-rande. 
Bulletin Greol. Soc. Amer., Vol. Ill, pp. 219-230. 1892. 
'Bemarks' by W. J. MeG-ee. Ib., p. 483. 
Contents.: 'Introduction. Topography. Geologic iStructure. Lower 
CretaceoU'S, Upper Cretaceous — The Val Verde Flags, The Pinto Limestone, 
The Eagle Pass Division: Ups'on Clays, San Miguel Beds. The Coal 
iSeries, Escondido Beds. The Upper Cretaceous Section. iReynosa Beds. 
Correlation of Rio Grande and Colorado River iSections. 
This paper is based in part upon observations made during a trip by 
row boat from Eagle Pass to Edenburg in May and June, 1889, and in 
part upon field work in the region between Eagle Pass and Del Rio during 
the isummer of 189'L 
A portion of the area having been described 'by Dr. R. A. F. Penrose, Jr., 
the author oonfines himself “to that part of the river between San Filipe 
Creek, near Del Rio, and Webb Bluff, three miles below the southern line 
of Maverick oounty.^^ The distance between these points in a straight line 
is over 8il miles; by river probably 120 miles. 
140. 
Progress of Geological Surveys, Texas. 
Engineering and Mining Journal, N. Y., Vol. 55, p. 55. Jan. 
21, 1893. 
An account of the work and personnel of the Geological Survey of Texas 
for the fourth year. (1892.)' 
141. , and Harris, G. D. 
The G^alveston Deep Well. 
Amer. Jour, of Science, III, Vol. XDVI, pp. 38-42. New 
Haven, July, 1893. 
The Section. — ^E. T. Dumble. 
The Paleontology. — Gilbert D. Harris. 
