Creator
- Mangold, J. G. (Jonas G.), 1826-1894.1
- Mayer, M. G.1
- Meriden Gravure Company.1
- Metcalf, W. L.1
- Metrocraft (Everett, Mass.)1
- Millar & Lang, Ltd.1
- Miller, Herbert E.1
- Millman, J. J.1
- Milwaukee Public Museum.1
- Mississippi Advertising Commission.1
- Mo_ller, A. W.1
- Montas, The_re_se.1
- Moore, Roger L.1
- Morris Electric Studio (Parsons, Kan.)1
- Morrow, J. P.1
- Muir, Marshall & Co.1
- National Art Views Co. (N.Y.)1
- Neighbor's Studio (Louisville, Ky.)1
- Novelty Photo Studio (Peoria, Ill.)1
- Ovesen, A.1