Royal Copenhagen Very rare Art Nouveau menu board with dragonflies feet

Royal Copenhagen Art Nouveau, very rare menu boards decorated with dragonflies feet. You can write todays menu with a pencil and wash it off again. The factory mark shows, that this was produced around 1900. Decoration number 1306/891. Factory forth (employee sale) during to a grinded top on the right side - please see close-up picture. Measures 13.0 by 9.0 cm. Perfect condition with no chips, cracks or repairs.