Brilliant-Azurine 5 G Farbenfabriken vorm Fr. Bayer & Co....
Brilliant-Azurine 5 G Farbenfabriken vorm Fr. Bayer & Co. El
Brilliant-Azurine 5 G 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.