Places
- Madison County (Va.) -- History2
- Mannheim (Va.)1
- Marion County (W. Va.) -- Genealogy1
- Marion County (W. Va.) -- History -- Sources1
- Marlinton (W. Va.)1
- Massachusetts -- History -- Revolution, 1775-17831
- Massanetta Springs Camp & Conference Center (Harrisonburg, Va.) -- History1
- Massanutten (Va.) -- History1
- Massanutten Mountain (Va.)1
- Massanutten National Forest (Va.)1
- McGaheysville (Va.) -- History1
- Mexico -- Emigration and immigration1
- Monterey (Va.)1
- Monterey (Va.) -- Description and travel1
- Montgomery County (Ohio) -- Correspondence1