6000254 Aristagoras, Tyrant of Miletus, receiving the order for the Ionians to revolt against Persian rule, uncovering the message tattoed on the scalp of a slave by shaving off his hair (colour litho) by Wulff, Max (1871-1947); Private Collection; (add.info.: Aristagoras, Tyrant of Miletus, receiving the order for the Ionians to revolt against Persian rule, uncovering the message tattoed on the scalp of a slave by shaving off his hair. Illustration from Griechische Geschichte by M von Witzleben (Meidinger\'s Jugendverlag, GMBH, Berlin, c1908).); by Look and Learn.