Creator
- Leboullanger.1
- Leighton & Valentine Co. (New York, N.Y.)1
- Lemke, W. E.1
- Levy et Neurdein Reunis (Paris, France)1
- Liberty Photo Studios.1
- Lightbourn, Ronald G.1
- Lilly News (Jonesboro, Ark.)1
- Lindsay, R. D.1
- Lithochrom.1
- Livingston, Arthur.1
- Loberg, H. A.1
- Local View Printing Co. (N.Y.)1
- London, E. S.1
- London, R. M.1
- Lowman Hubert A.1
- M. Mark (Jacksonville, Fla.)1
- Mac Gowan-Cooke Printing Co.1
- Majestic Pub. Co.1
- Marchant, F.1
- Marcolesco, Juan.1