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Subject
- Dyes and dyeing15
- Dye industry7
- Dyes and dyeing--Textile fibers6
- Dyes and dyeing--Wool6
- Bauman, Robert Joel4
- Chemical industry4
- Corporations4
- Currency question4
- Dyes and dyeing--Cotton4
- Coal-tar colors3
- Farbenfabriken vorm. Friedrich Bayer & Co.3
- Friedrich Bayer & Co.3
- Color2
- Colors2
- Dyes and dyeing--Chemistry2
- Ostwald, Wilhelm, 1853-19322
- Pharmaceutical industry2
- Sample books2
- Textile printing2
- Advertising1