Howland, ME Mines
Mines in Howland, Maine
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| King Bros. Trucking | Private | Sand and Gravel | ||
| King Brothers Trucking Pit | Wing Brothers Trucking | Private | Sand and Gravel | |
| Lincoln Pit No. 2 | Sargent H E Inc | Private | Sand and Gravel |