Title from The World of Playing Card website (viewed May, 2022).
Date range inferred from playing card maker's form of name. Piatnik operated as a public limited company from 1917 to 1939. See 150 Jahre Piatnik, 1824-1974, p. 11-13.
French suit system.
Composition of deck: 52 (A, K, Q, J, 10-2), joker.
K-König (king); D-Dame (queen); B-Bube (jack).