The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Stockholm. Slottet fran Skeppsholmen. The Royal Palace. 350G. T. Lindeberg. Ultra
Stockholm. The Royal Palace. Ultra. B. Rask. 1992
Stockholm. The Royal Palace. Ultra. PM. Oslo. 1961
Stockholm. The Royal Palace. Ultraforlaget A. B
Stockholm. The Royal Palace. Sago Konst A. B