Blue
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A short encyclopedia entry defining the color blue, with etymology and a brief dyeing section. It notes that blues are generally dyed with indigo or Prussian blue (using iron salt and potassium ferrocyanide baths), and that aniline blue dissolved in sulphuric acid is used for silk and wool. Cross-references point to related entries such as Indigo Blue and Prussian Blue.
- Type
- Article
- Date
- 1876
- Language
- English
- Pages
- 1
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From Ralph Griswold's Digital Archive, delivered by the University of Arizona.
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