Creator
- Kennedy, Mark.1
- Killebrew, Charlie.1
- Knight's Ltd. (Barbados)1
- Knopf, Hans J.1
- Knopf, Hans, Pix.1
- Knopf, Hans.1
- Kobert, Bill.1
- Kumpf & Reis (Frankfurt am Main, Germany)1
- L.B. Prince Co.1
- L.L. Cook Co. (Milwaukee, Wis.)1
- Lefferts (Wilmington, Del.)1
- Lemke, W. E.1
- Letchworth Press Ltd. (Barbados)1
- Levy et Neurdein Reunis (Paris, France)1
- Lindsay, R. D.1
- Lipsher Specialty Co. (New Orleans, La.)1
- Long Photo.1
- Longmans (Dorchester) Ltd. (Dorchester, England)1
- Lord, R. A.1
- Louis Kaufmann & Sons (Baltimore, Md.)1