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A Krzysztof K. Słowiński Collection

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Item no. P3259 (cover)

Item no. P3259 (cover).jpg Item no. P3258 (letter)ThumbnailsItem no. P3260 (cover)Item no. P3258 (letter)ThumbnailsItem no. P3260 (cover)Item no. P3258 (letter)ThumbnailsItem no. P3260 (cover)Item no. P3258 (letter)ThumbnailsItem no. P3260 (cover)

Item no. P3259 (cover)

Type: cover

Country: Germany

Date of use: 11 February 1935

Business stationery (cover, with red advertising meter) used by the company BYK-GULDENWERKE, a chemical factory in Berlin (Germany), to initially produce pharmaceuticals in Berlin (other products to follow). It was established by Dr. Heinrich Byk (1845 – 1923), doctor of chemistry in 1873. In 1917 the Byk business was merged with Paul Gulden company and was renamed as Byk-Guldenwerke Chemische Fabrik AG. Acquiring in 1931 the company Ernst Lomberg Photochemische Produkte, enabled Byk-Guldenwerke production and marketing photographic materials – films, plates, papers and chemicals, as it is specified by the red meter.

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