Black dye power in glass jar, label missing (maker's name...
Black dye power in glass jar, label missing (maker's name em
Black dye power in glass jar, label missing (maker's name embossed on glass) 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.