284 
Transactions Texas Academy of Science. 
Bothwell^ Kichard P. 
, (In Tons of 2^000 pounds.) 
Coal. 
STATE. 
1894. 
1895. 
Tons. 
Value» 
Tons. 
Value. 
Total. 
Per ton. 
Total. 
Per ton. 
Texas 
469,904 
$ 1,000,895 
1 2.13 
499,668 
$ 1,064,293 
1 2.13 
The following is from a table showing the “United States Production of 
Goal, 1891-1895. 
YEAR. 
TEXAS. 
1891 
172,100 Short tons. 
300,000 
322,745 
469,904 “ ' 
499,668 
1892 
1893 
1894 
1895 
463. , Editor. 
Art. Gypsum. 
The Mineral Industry, etc., 1895, Vol. IV. 
(Production of Gypsum in Texas), p. 377. N. Y., 1896. 
The following statistics are taken from a table showing the “Production 
of Gypsum in the United States”: 
(In Tons of 2,000 pounds.) 
STATE. 
1894. 
1895. 
Tons. 
Value. 
Tons. 
Value. 
Total. 
Per ton. 
Total. 
Per ton. 
Texas 
3,605 
% 21,725 
1 6.03 
5,670 
1 32,045 
$ 5.56 
464. , Editor. 
Art. Salt. 
The Mineral Industry, etc., 1895, Vol. IV. 
(Production oi Salt in Texas), p. 550. Y. Y., 1896. 
The following statistics are taken from a table showing the “Salt Pro- 
duction in the United States; 
