Mellor, Charles C., [94]
Metcalf, William, [121]
Miller, Henry A., [118]
Milton, John, [120]
Mitchell, P. Chalmers, [107]
Monongahela River improved, [83]
Monroe, President, visited Pittsburgh, [58]
Montcalm, death of, [31]
Moretti, Eleanor, [114]
Morgan, Colonel George, [38]