One of three of a collection of hormonal weedkillers, viz:- "4-D" (sodium salt) in glass jar, unsigned, 1970-1979 One of three of a collection of hormonal weedkillers 1970-1979
One of three of a collection of hormonal weedkillers, viz:- "MCPA", in glass jar, unsigned, 1970-1979 One of three of a collection of hormonal weedkillers 1970-1979
One of three of a collection of hormonal weedkillers, viz:- "Mecroprop" in glass jar, unsigned, 1970-1979 One of three of a collection of hormonal weedkillers 1970-1979
Chrome Oxane Violet R,, powder in glass bottle,, by Bayer and Company, Elberfeld, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Chrome Oxane Violet R, by Bayer and Company
Unknown Dark Brown dye, (no label),, powder in glass bottle,, by Bayer and Company, Elberfeld, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Unknown Dark Brown dye, (no label), by Bayer and Company
Diazo Fast Red 7 B L,, powder in glass bottle,, by Bayer and Company, Elberfeld, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Diazo Fast Red 7 B L, by Bayer and Company
Unknown dark dye (Grane.te?),, powder in glass bottle,, by Societe Anonyme de Matieres Colorantes et Produits Chimiques de St Denis, Paris, France. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Unknown dark dye (Grane.te?), by Societe Anonyme de Matieres Colorantes et Produits Chimiques de St Denis
Eosin BBN,, powder in glass bottle,, by Badische Anilin- und Sodafabrik, Ludwigshafen, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Eosin BBN, by Badische Anilin- und Sodafabrik
Cloth Red 3G extra, No401, 268, , powder in glass bottle with metal cap,, by Bayer and Company, Elberfeld, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s. Cloth Red 3G extra, No401, 268, by Bayer and Company