Monongahela City, Pa., [8], [12].
Montreal, [313].
Moravian missionaries, [91].
Morgantown, Pa., [3].
Mound builders, [3], [4], [64-66].
Mound City, Ill., [290-292], [294].
Mound City Towhead, [292-295].
Moundsville, W. Va., [64-66], [115].
Mt. Vernon, Ind., [262].
Murray, Charles Augustus, [327].