Publisher
- John Winston2
- League for Industrial Democracy2
- Lippincott2
- Lothrop, Lee & Shepard2
- M. Niemeyer2
- Milton Bradley Co.2
- Milton Bradley Company2
- P.F. Volland Co.2
- Platt & Munk Co., Inc.2
- Rösl2
- University Press2
- W. Seifert2
- Weisse Ritter2
- Whitman2
- Winston2
- [G.P.O.]2
- "Ādi-Poestaka"1
- "Le Livre"1
- A. Flanagan Company1
- A. L. Burt1