Uncategorized files
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- 83-line.png 620 × 420; 420 KB
- Angle draw.jpg 585 × 936; 99 KB
- Blind-room-and-pillar.jpg 1,842 × 2,489; 507 KB
- Bosses fig29.2.png 735 × 346; 209 KB
- C530.jpg 120 × 165; 17 KB
- Checkerboard-room-and-pillar.jpg 1,861 × 2,513; 443 KB
- Coal Mine Statistics.png 620 × 419; 57 KB
- Coal industry.png 620 × 420; 307 KB
- Coal mines.png 620 × 420; 432 KB
- Coal mining methods high.jpg 952 × 537; 154 KB
- Coal pubs.png 602 × 401; 290 KB
- Coalgis.png 602 × 402; 335 KB
- County coal.png 602 × 402; 102 KB
- County coal data.png 620 × 420; 99 KB
- Cover.png 1,065 × 921; 673 KB
- Directory.png 602 × 402; 76 KB
- Fig43.png 603 × 393; 203 KB
- Fig 15.png 722 × 276; 196 KB
- Fig 16.png 377 × 401; 86 KB
- Figure38.png 373 × 330; 117 KB
- Figure 1. .png 742 × 940; 292 KB
- Figure 10..png 303 × 492; 48 KB
- Figure 11. .png 973 × 753; 500 KB
- Figure 12. .png 800 × 483; 86 KB
- Figure 13. .png 390 × 517; 21 KB
- Figure 14. .png 803 × 756; 160 KB
- Figure 15..png 1,090 × 410; 591 KB
- Figure 16..png 560 × 607; 239 KB
- Figure 17..png 1,532 × 687; 882 KB
- Figure 18..tif 1,281 × 1,308; 1.62 MB
- Figure 18. .png 767 × 778; 608 KB
- Figure 19..png 1,246 × 518; 129 KB
- Figure 19. .png 656 × 164; 108 KB
- Figure 2..png 772 × 948; 402 KB
- Figure 20..png 778 × 628; 234 KB
- Figure 21. .png 788 × 632; 210 KB
- Figure 22. .png 1,003 × 730; 531 KB
- Figure 23. .png 766 × 563; 215 KB
- Figure 24b. .png 592 × 407; 201 KB
- Figure 25..png 613 × 762; 243 KB
- Figure 26..png 607 × 440; 125 KB
- Figure 27..png 748 × 217; 107 KB
- Figure 28..png 1,145 × 622; 209 KB
- Figure 29..png 1,185 × 556; 161 KB
- Figure 3..png 367 × 832; 77 KB
- Figure 30..png 751 × 263; 389 KB
- Figure 31..png 694 × 500; 531 KB
- Figure 32..png 1,236 × 780; 836 KB
- Figure 33..png 560 × 543; 187 KB
- Figure 34. .png 1,220 × 625; 68 KB
- Figure 35. .png 1,230 × 863; 163 KB
- Figure 36..png 916 × 491; 398 KB
- Figure 37..png 815 × 647; 177 KB
- Figure 38..png 373 × 330; 117 KB
- Figure 39..png 376 × 331; 116 KB
- Figure 4..png 737 × 267; 67 KB
- Figure 40.png 787 × 667; 254 KB
- Figure 41..png 782 × 201; 51 KB
- Figure 42. .png 777 × 908; 206 KB
- Figure 43..png 603 × 393; 203 KB
- Figure 44..png 597 × 392; 193 KB
- Figure 5. .png 807 × 892; 133 KB
- Figure 6..png 527 × 203; 193 KB
- Figure 6. .png 506 × 164; 148 KB
- Figure 7..png 375 × 343; 127 KB
- Figure 7. .png 552 × 511; 510 KB
- Figure 8..png 776 × 900; 183 KB
- Figure 9..png 612 × 768; 300 KB
- Geology of Illinois -coal01.jpg 900 × 627; 234 KB
- High-extraction-retreat.jpg 1,841 × 2,517; 297 KB
- ILCOAL2.png 620 × 420; 307 KB
- Ilmines wiki.png 620 × 419; 392 KB
- Ilminesviewer.png 620 × 420; 163 KB
- Legend label.jpg 1,622 × 574; 143 KB
- Legend lines.jpg 1,479 × 870; 207 KB
- Legend method.jpg 2,001 × 2,574; 843 KB
- Legend points.jpg 1,314 × 1,549; 388 KB
- Legend type large scale.jpg 1,464 × 874; 161 KB
- Longwall-historical.jpg 1,859 × 2,514; 881 KB
- Longwall-modern.jpg 1,859 × 2,514; 221 KB
- M1290001 coalreport1884 p506.pdf 764 × 1,212; 438 KB
- M2748 coalreport1893 p45 46.pdf 787 × 1,200, 2 pages; 6.42 MB
- M3550 fieldnotes.pdf 747 × 1,193; 182 KB
- M3632 minenotes.pdf 727 × 1,160; 189 KB
- M4011 v2.jpg 3,390 × 3,047; 1.47 MB
- Mined out area maps.png 600 × 400; 267 KB
- Mire.png 602 × 401; 438 KB
- Moa quad.png 602 × 401; 105 KB
- Modified-room-and-pillar.jpg 1,820 × 2,495; 581 KB
- Non-fuel.png 620 × 420; 358 KB
- Not shown.jpg 1,040 × 457; 619 KB
- OZM nav.JPG 1,011 × 606; 93 KB
- Picture1.png 398 × 160; 6 KB
- Picture10.png 1,686 × 122; 10 KB
- Picture10b.png 1,700 × 225; 12 KB
- Picture11.png 1,472 × 255; 25 KB
- Picture12.png 1,065 × 168; 52 KB
- Picture13.png 684 × 113; 34 KB
- Picture13b.png 449 × 107; 4 KB
- Picture14.png 496 × 82; 45 KB