- Galbraith & Co.2
- Crown Mills1
- Crown Mills, Portland, Oreg.1
- Crown Mills, Seattle, Wash.1
- Galbraith & Co., Seattle, Wash.1
- George L. Case, Seattle, Wash.1
- J. A. Campbell Co.1
- J. A. Campbell Co., Seattle, Wash.1
- M. J. Lehmann, trading as Lehmann Bros1
- Royal Milling Co., Great Falls, Mont.1