- B. Hartshorn & Sons, Inc.1
- Brewer & Co., Inc.1
- Dr. A. C. Daniels, Inc.1
- Henry P. Clearwater, trading as H. P. Clearwater and Pope Laboratories, Hallowell, Maine1
- Nervease Co.1
- Samuel S. Punsky, trading as the Franklin Pharmacy, Portland, Maine1
- Surgieal Dressings. Inc.1
- Swiftide Co., Portland, Maine1