Creator
- Mark, M.1
- Mary Morley & Son.1
- McGabe.1
- Meriden Gravure Company.1
- Metcalf, W. L.1
- Milwaukee Public Museum.1
- Monahan, H. N.1
- Moorer.1
- Morrow, J. P.1
- Morsello, Joseph F.1
- Mowrey, W. H.1
- Neighbor's Studio (Louisville, Ky.)1
- Newberry Avenue Center.1
- Novelty Photo Studio (Peoria, Ill.)1
- Oster, Harry.1
- Palmer, J. H.1
- Parlin Color Co.1
- Pasadena Photos.1
- People's Studio.1
- Photo Arts (Winnsboro, S.C.)1