- Crawford Foods, Inc.1
- David Hillman, trading as Hillman Pharmaceutical Co., Chicago, Ill.1
- Diarsenol Co., Inc.1
- Dr. Shreve's Medicine Co.1
- E. S. Miller Laboratories, Inc.1
- Earle Soap Manufacturing Co.1
- Eberly-Williams Manufacturing Co.1
- El Modelo Medicine Co.1
- Electreat Manufacturing Co.1
- Electrovita Co.1
- Eli Lilly & Co.1
- Geo. E. Madison Co.1
- George G. Neff, trading as the Prostex Co., Miami, Okla.1
- Georgia O. George1
- Germania Tea Co.1
- Gironx Manufacturing Co.1
- Glucocinine Co. of America1
- Gly-Cas Medicine Co.1
- Gorton Pew Fisheries Co., Gloucester, Mass.1
- Gross Laboratories1