| 76.65 | 6.09 | 14700 | |
23 | 2.33 | 14.38 | 74.93 | 10.49 | 14033 | U. S. Geo. S.|
| | | | | | [37] |
24 | 1.55 | 20.33 | 68.38 | 11.29 | 12965 | |
25 | 2.19 | 18.43 | 71.87 | 9.70 | 13500 | |
26 | 3.40 | 20.70 | 71.84 | 7.46 | 14484 | N. Y. Ed. Co.|
| | | | | | |
27 | 1.23 | 18.37 | 75.28 | 6.45 | 14770 | So. Eng. Co. |
28 | 3.64 | 21.34 | 70.48 | 8.18 | 14401 | B. & W. Co. |
29 | 4.38 | 21.20 | 70.27 | 8.53 | 14453 | B. & W. Co. |
30 | 3.51 | 17.43 | 75.69 | 6.88 | 14279 | U. S. Geo. S.|
| | | | | | |
31 | 3.40 | 14.89 | 75.03 | 10.08 | 14152 | B. & W. Co. |
| | | | | | |
32 | 5.90 | 16.71 | 77.22 | 6.07 | 14843 | U. S. Geo. S.|
| | | | | | |
33 | 3.43 | 17.53 | 69.67 | 12.80 | 13744 | B. & W. Co. |
34 | 1.24 | 25.43 | 68.56 | 6.01 | 13589 | B. & W. Co. |
35 | 2.91 | 21.55 | 69.03 | 9.42 | 14685 | B. & W. Co. |
36 | 1.55 | 23.36 | 71.15 | 5.94 | 13963 | Whitham |
| | | | | | |
37 | 4.50 | 18.34 | 73.06 | 8.60 | 13770 | B. & W. Co. |
38 | 5.91 | 17.58 | 73.44 | 8.99 | 14105 | B. & W. Co. |
39 | 3.09 | 17.84 | 70.47 | 11.69 | 13424 | U. S. Geo. S.|
| | | | | | |
40 | 9.37 | 16.47 | 75.76 | 7.77 | 14507 | P. R. R. |
____|__________|__________|________|_________|________|______________|
APPROXIMATE COMPOSITION AND CALORIFIC VALUE OF CERTAIN TYPICAL AMERICAN
COALS--Continued
____________________________________________________________________________
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No. | State | County | Field, Bed | Mine | Size |
| | | or Vein | | |
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