| Mine Name and YSU Mine Number | MELLOTT, HOLWICK, ALLISON, HOWELL | MAHO000038 |
| Townships | Green | ... | ... | Quadrangle 001 | Salem Quad |
| Lots | SEC. 33 | Quadrangle 002 | ... |
| County, State | Mahoning | OH | UTM | 17 456,200 2,465,100 |
| DOM Map Number | MG-37 | Seam Elevation | 1045-1051.3' |
| OGS Mine Number | Seam Thickness | 3'-2'8";3'6" |
| USBM Document Number | 321555 | Cover Thickness |
| Mine Type and Commodity Mined | DRIFT | COAL | Drain Level |
| Seam Code 001 | LOWER MERCER | Hazard Potential | LOW |
| Seam Code 002 | LOWER KITTANNING, NEW CASTLE | Mapped | Yes |
| Date Opened | 1900 | Date Closed | 1914 | Located | Yes |
| Operator 001 | ALLISON & BRASHAW | Operator 001 Date Opened | 1905 |
| Operator 001 Date Closed | 1905 |
| Operator 002 | ALLISON | Operator 002 Date Opened | 1905 |
| Operator 002 Date Closed | 1905 |
| Operator 003 | ALLISON COAL CO. | Operator 003 Date Opened | 1906 |
| Operator 003 Date Closed | 1908 |
| Operator 004 | CALLIHAN & ALLISON COAL CO | Operator 004 Date Opened | 1909 |
| Operator 004 Date Closed | 1910 |
| Operator 005 | ALLISON,ZIMMERMAN & ENGLERT | Operator 005 Date Opened | 1910 |
| Operator 005 Date Closed | 1911 |
| Operator 006 | KOONS BROS. | Operator 006 Date Opened | 1912 |
| Operator 006 Date Closed | 1914 |
| Operator 007 | ... | Operator 007 Date Opened |
| Operator 007 Date Closed |
| Operator 008 | ... | Operator 008 Date Opened |
| Operator 008 Date Closed |
| Remarks | On the W. L. Holwick farm [56]. Mg-37 is identical to Mg-33. |
| Last Update: | Wednesday, February 17, 1999 |