- Amos C. Elms, Lisbon, N. H.1
- Andrew Kerr Co.1
- Aperion Products Co.1
- Arrow Sales Co.1
- Bafaline Laboratories, Inc., Manchester, N. H.1
- Baker Extract Co.1
- Bartlett Frazier Co.1
- Bay Country Foods, Inc.1
- C. A. Bell1
- C. A. Gross & Co., Inc.1
- C. G. Rooks1
- C. Powders, Greenville, N. H.1
- Celery Cracker Medicine Company, of Manchester, N. H.1
- Cephalgine Co.1
- Charles E. Farley, trading as Botanical & Marine Laboratories, Manchester, N. H.1
- Chauncey B. Littlefield, Olive Rand Clarke, Arthur E. Clarke, and William C. Clarke, trading as Littlefield & Co., Manchester, N. H.1
- Commercial Laboratories, Inc.1
- Cosmos Food Stores, Inc.1
- Cotec Co.1
- D. A. Previte1