Credit: ©The Royal Society
    Image number: RS.20951

    ‘Indigo Style (Second/Third Stage)’

    Date
    1874
    Creator
    Unknown, Artist
    After
    William Crookes (1832 - 1919, British) , Knight Chemist, Chemist
    Library reference
    34611
    Material
    Technique
    Dimensions
    height (page): 210mm
    width (page): 130mm
    Subject
    Description
    Floral calico plates demonstrating various stages of the ‘Indigo’ style of dyeing, whereby two shades of blue and white are produced [upper plate, titled ‘INDIGO STYLE. (SECOND STAGE)’], and various colours are produced [lower, titled ‘INDIGO STYLE, WITH OTHER COLOURS (THIRD STAGE)’]. With notes below on process: ‘Compound colours are made by mixing the blue and green colours with each other, or with the ordinary mordants for dyeing. With the blue and green above described, and with the ordinary iron and alum mordants (as used for madder and garancin work, the inventor prints calico […]’.

    Plates on page 591 of William Crookes’ A practical handbook of dyeing and calico-printing (London, 1874), which provided information about the chemistry and process of dyeing, specifically calico-dyeing.

    Sir William Crookes (1832-1919), Knight chemist, was elected a Fellow of the Royal Society in 1863 and served as its President between 1913-1915.
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