Places
- Maine, Gulf of1
- Marshall County (W. Va.)1
- McGraw-Page Library3
- Medical Records2
- Mercer County (W. Va.)2
- Middle East1
- Mineral County (W. Va.)1
- Missouri1
- Monongalia County (W. Va.)2
- Monroe County (W. Va.)2
- Montgomery County (Va.)1
- Moorefield (W. Va.)1
- Morgantown (W. Va.)5
- Motion pictures--Cuba--History--20th century1
- Motion pictures--Cuba--History--21st century1