Creator
- Northup, Solomon, 1808-1863?4
- Norton, Chauncey S.1
- Norton, Leanne2
- Norton, Noel, 1923-3
- Norton, Oliver Wilcox, 1839-1920.1
- Norwood Souvenir Co.1
- Notman Photo Co. (Boston, Mass.)3
- Novelty Photo Studio (Peoria, Ill.)1
- Novelty Post Card Co. (Kansas City, Mo.)1
- Novelty Studio (Seattle, Wash.)1
- Novelty Trading Co. (Kingston, Jamaica)1
- Novelty Trading Co., Ltd. (Kingston, Jamaica)30
- Nowell, F. A.1
- Nowell, Tom1
- Nriemkem1
- Nu-Way Photo Shoppe (Miami, Fla.)4
- O Studio.1
- O'Brien Color Studios (Daytona Beach, Fla.)2
- O'Brien, C. J.2
- O'Connell, George Francis, 1886-1