Image Missing: Hearst Museum object titled Notgeld: 1 mark, accession number 7-9941, described as Currency, paper. One mark, in black, grey, and red on white background, with picture of castle wall and gate, with key under archway, on back. Dated 1921. L 9.9 cm x W 6.3 cm. Native name and meaning: Notgeld (Emergency currency).