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Subject
- Advertising1
- Aniline1
- Badische Anilin- & Soda-Fabrik1
- Bauman, Robert Joel4
- Bayer Company, Inc.1
- Benzidine1
- Benzidine dyes1
- Bredig, Max Albert, 1902-19771
- Calico-printing1
- Chemical industry4
- Chemische Fabriken vorm. Weiler ter Meer1
- Chemistry, Technical1
- Chromatographic analysis1
- Coal-tar colors3
- Coal-tar products1
- Color2
- Color--Analysis1
- Color--Study and teaching1
- Colorfastness (Textiles)1
- Coloring matter1