- Evans Chemical Co.4
- Swinger & Binenstock, Philadelphia, Pa.2
- Gibson-Howell Co., Jersey City, N. J.1
- Her-Vo1
- Reese Chemical Co., Cleveland, Ohio1
- S. Pfeiffer Mfg. Co.1
- S. Pfeiffer Mfg. Co., East St. Louis, Ill.1
- Tart Products Co., a corporation, doing business at Philadelphia, Pa.1