Creator
- Legerton, G. L.1
- Leighton & Valentine Co. (New York, N.Y.)1
- Lexington Photo Studios.1
- Liberty Photo Studios.1
- Lindsay, R. D.1
- Lipsher Specialty Co. (New Orleans, La.)1
- Litho-Chrome (Germany)1
- Livingston, Arthur, 1883-1944.1
- London, R. M.1
- Louis Kaufmann & Sons (Baltimore, Md.)1
- Lynch Studio (Trenton, N.J.)1
- ML Photo.1
- MacFarlane, W. G.1
- Marchant, F.1
- Marion Printing Company.1
- Mattingly, L. F.1
- Maxwell (St. Louis, Mo.)1
- McClure, R. L.1
- McCrum Drug Co., Inc.1
- McGabe.1