- Dinshah P. Ghadiali1
- Doctors' Mutual Service Co., from Glendale, Calif.1
- Dodwell & Co., Ltd., from Newark, N. J.1
- Dr. Tark's Vitamins, Oak Park, Ill.1
- Drake Laboratories, Inc., from Detroit, Mich.1
- Duframe Tubette Co.1
- Edgar Rice; Drown Laboratories1
- Electric Cord Co., from New York, N. Y.1
- Eli Lilly & Co., from Indianapolis, Ind.1
- Estro Chemical Co., from New York, N. Y.1
- Exercycle Corporation1
- Father Francis' Herbs1
- Flexsaw Co., from Port Austin, Mich.1
- Frederick Herrschner1
- Gelatin Products Div., R. P. Scherer Corp.1
- George H. Davis1
- Gomco Surgical Mfg. Corp.1
- Goodwin Laboratories, Inc.1
- Gotham Aseptic Laboratory Co., Inc., from New York, N. Y.1
- H. K. Drug Co., from Dubuque, Iowa.1