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Blue for silk T 5 BOO by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Brilliant Acid-Carmine B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Sample of indigio produced by E Coli, 1970-1986

1970-1986

Glass display bottle containing mauveine hydrochloride

1910-1945

Homophosphine G by A. Leonhart & Co.

1900-1905

Toluyene Yellow by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Toluyene Yellow by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Acid Violet 2R by Farbenfabriken vorm Fr. Bayer & Co. Elberfeld, Manufactured in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Acid Violet 2R by Farbenfabriken vorm Fr. Bayer & Co. Elberfeld

1900-1905

Benzopurpurine 4B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Benzopurpurine 4B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Hessischgrau S, Hessian Grey S, Gris de Hesse S by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main, in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Hessischgrau S

1900-1905

Hessischeppurpur N extra, Hessian Purple extra, Pourpre de Hesse N extra by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Hessischeppurpur N extra

1900-1905

Brillant Congo R by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Brillant Congo R by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Schwefel-Blau PR by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Schwefel-Blau PR by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Chrom-Echtbraun B, No1490 Patentirt by Actien Gesellschaft fur Anilin Fabrikation, Berlinin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Chrom-Echtbraun B

1900-1905

Azo-Navy-Blue by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Azo-Navy-Blue by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Paranil A by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Paranil A by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Triazol-Blue BB by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Triazol-Blue BB by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Echtbeizenblau R pat. by Farbwerke vorm Meister Lucius & Bruning, Hochst a./Main in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Echtbeizenblau R pat. by Farbwerke vorm Meister Lucius & Bruning

1900-1905

Walk rot-GA by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Walk rot-GA by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Grenadine-B-B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Grenadine-B-B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Eboligrun T, Eboli Green T, Vert Eboli T by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main in Germany, one of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Eboligrun T

1900-1905

Azingrun TO, Azin Green O, Vert azine O by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Azingrun TO

1900-1905

Hessischgrau S, Hessian Grey S, Gris de Hesse S by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Hessischgrau S

1900-1905

Sambesi Schwarz 2BA by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Sambesi Schwarz 2BA by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Toluyene Brown G by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Toluyene Brown G by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Plutoform Black L by The Bayer Company Limited, Manchester, Bradford, Glasgow, London, Belfast in Great Britain & Northern Ireland. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Plutoform Black L by The Bayer Company Limited

1900-1905

Alkaline Blue-RO by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Alkaline Blue-RO by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Dark grey powder ? 3B extra by Farbenfabriken vorm Fr. Bayer & Co. Elberfeld in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Dye, dark grey powder

1900-1905

Chlorazol Fast Grey 2 GS by Imperial Chemical Industries Ltd., England. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Chlorazol Fast Grey 2 GS by Imperial Chemical Industries Ltd.

1900-1905

Triazol Blue RR by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Triazol Blue RR by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Chrom-Echtbraun V No 1484 Patentirt by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Chrom-Echtbraun V No 1484 Patentirt by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Orange P by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Orange P by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Methyl Blue for Silk by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany, one of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Methyl Blue for Silk by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Cotton-Red 4B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Cotton-Red 4B by K. Oehler Manufacturer of Aniline Dyes Offenbach o.M. in Germany

1900-1905

Mikado gelb G, Mikado Yellow G, Jaune Micado G by A. Leonhardt & Co., Farbwerk Muhlheim, Muhlheim a/Main in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Mikado gelb G

1900-1905

Guinea-Echtrot BL by Actien Gesellschaft fur Anilin Fabrikation, Berlin in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.

Guinea-Echtrot BL by Actien Gesellschaft fur Anilin Fabrikation

1900-1905

Model (mahogany case not present), (15 3/4 x 4 1/4 x 6 1/4-inches), to illustrate the theory of the prism for producing colours from white light, English, c. 1800.

Model (mahogany case not present)

1795-1805

Model (mahogany case not present), (24 3/4 x 4 1/4 x 5-inches), to illustrate the theory of the refracting telescope, English, c. 1800.

Model (mahogany case not present)

1795-1805