473442 If I am master, and you are master, who shall drive the asses?, 1932 (colour litho) by Bull, Ren矇 (1872-1942); Private Collection; (add.info.: Humorous illustration of a traditional Arabian proverb showing both the front and back of a cigarette card from the Churchman series of \'Eastern Proverbs\'; the golden age of cigarette cards was from the late 19th century until the Second World War and were immensely popular both as collector items and as a source of instruction, entertainment and amusement before the widespread use of television and radio;); English, out of copyright.