COALS DELIVERED TO THE GOVERNMENT. 
25 
Analyses of anthracite egg coal delivered during 1907 to a Government building 
in Washington, D. V. a 
Jan. 29. 
Jan. 31. 
Feb. 5. 
Feb. 9. 
Feb. 11. 
Feb. 13. 
Feb. 14. 
Feb. 15. 
Feb. 21. 
Dry coal: 
Volatile matter- 
Fixed carbon... 
Ash 
2.96 
86.29 
10.75 
2.83 
85.58 
11.59 
2.57 
86.27 
11.16 
3.90 
85.39 
10.71 
3.17 
86.76 
10.07 
3.53 
86.04 
10.43 
3.05 
86.90' 
10.05 
3.69 
86.36 
9.95 
2.86 
85.72 
11.42 
100.00 
100.00 
100. OO 
100.00' 
100.00 
100.00 
100.00 
100.00 
100.00 
Sulphur b 
B. t. u 
Coal as received: 
Moisture 
B. t. u ... 
.98 
13,423 
4.18 
12,863 
.92 
13,279 
4.34 
12,703 
.86 
13,336 
3.38 
12,886 
1.15 
13,495 
4.01 
12,953 
1.06 
13,588 
4.11 
13,030 
.93 
13,614 
4.17 
13,045 
1.04 
13,738 
4.73 
13,688 
1.12 
13,649 
4.51 
13,034 
.97 
13,328 
4.23 
12,764 
Feb. 23. 
Feb. 25. 
Feb. 26. 
Feb. 28. 
Mar. 3. 
Apr. 2. 
Apr. 19. 
Apr. 24. 
Aver- 
age. 
Dry coal: 
Volatile matter. _ 
Fixed carbon 
Ash. 
3.60 
87.99 
9.40 
3.62 
86.00' 
10.38 
3.15 
86.58 
10.27 
3.22 
86.46 
10.32 
2.86 
85.53 
11.61 
3.01 
87.59 
9.40 
2.89 
86.93 
10.18 
3.19 
86.36 
10.45 
3.41 
86.99 
9.60 
100. OO 
100.00 
100.00 
100.00 
100.00 
100.00 
100.00 
100.00 
100.00 
Sulphur b 
B. t. u 
Coal as received: 
.94 
13,798 
4.15 
13,174 
.98 
13,643 
3.64 
13,291 
.99 
13,608 
4.07 
13,054 
1.13 
13,617 
4.13 
13,055 
1.02 
13,293 
3.15 
12,874 
.99 
13,657 
4.08 
13,100 
1.08 
13,672 
3.92 
13,136 
1.01 
13,558 
4.07 
13,006 
.99 
13,744 
4 15 
B. t. u 
13,174 
a Contract for 9,000 tons. Payment not based on chemical analysis. 
6 Separately determined. 
Analyses of anthracite pea coal delivered during 1906-7 to a Government 
building in Washington, D. C. a 
Dec. 22. 
Jan. 9. 
Jan. 24. 
Jan. 28. 
Jan. 31. 
Feb. 5. 
Feb. 6. 
Feb. 7. 
Feb. 11. 
Feb. 12. 
Dry coal: 
Volatile matter.. 
Fixed carbon 
Ash 
3.38 
80.51 
16.11 
100.00 
2.58 
84.17 
13.25 
100.00' 
3.73 
81.34 
14.93 
3.07 
82.16 
14.77 
3.33 
80.22 
16.45 
3.39 
80.80 
15.81 
4.06 
79.37 
16.57 
3.30 
80.57 
16.13 
79! 95 
16.28 
3.23 
80.09 
16.68 
100.00 
100.00 
100.00 
100.00 
100.00 
100. OO 
100.00 
100.00 
.60 
12,460 
4.35 
11,919 
.67 
12,883 
4.62 
12,286 
.99 
12,877 
5.24 
12,203 
1.01 
12.835 
3.40 
12,399 
.87 
12 , 583 
5.62 
11,876 
.78 
12,623 
5.86 
11,883 
.76 
12,555 
4.27 
12,019 
.77 
12,552 
5.50 
11,862 
.71 
12,418 
6.04 
11,668 
68 
B. t. u 
Coal as received: 
12,384 
5 78 
B. t. u 
11,668 
Feb. 13. Feb. 14. 
1 
Feb. 18. 
Feb. 19. 
Feb. 25. 
Mar. 18. 
Apr. 1. 
Apr. 8. 
Apr. 12. 
Aver- 
age. 
Dry coal: 
Volatile matter... 
Fixed carbon 
Ash 
2.27 
82.45 
15.28 
2.32 
80.45 
17.23 
3.50 
78.75 
17.75 
3.06 
81.35 
15.59 
2.13 
83.24 
14.63 
2.50 
80.83 
16.67 
2.49 
79.45 
18.06 
2.51 
81.00 
16.49 
2.74 
81.24 
16.02 
3.02 
80.94 
16.04 
100.00 
100.00 
100.00 
100.00 
100.00 
100.00 100.00 
100. 00 
100.00 
100.00 
Sulphur b 
.92 
12,300 
5.20 
11,660 
.86 
12,317 
4.92 
11,711 
1.05 
12,160 
4.58 
11,603 
.89 
12,461 
5.23 
11,812 
.68 
12,627 
5.02 
11,993 
.80 | .69 
12,410 12,038 
3.8") 2.97 
11,932 n fiso 
.64 
12,284 
5.18 
11,619 
.77 
12,479 
3.77 
12,008 
.80 
B. t. u 
Coal as received: 
Moisture 
B. t. u... 
12,487 
4.81 
11,886 
a Contract for 0,000 tons. 
b Separately determined. 
Payment not based on chemical analysis. 
