“ At the age of fourteen he was sent to school at Leipzig and subsequently studied medicine at the university. Driven away by the troubles of the Thirty Years’ War, he was fortunate enough to become attached to an embassy despatched in 1634 by Duke Frederick of Holstein-Gottorp to Russia and Persia, and to which the famous traveller Adam Olearius was secretary. In 1639 the mission returned to Reval, and here Fleming, having become betrothed, determined to settle as a physician. ”