Tallinn: Koolibri, 1991
Softcover book in good condition
Mission to Siena in Estonian translated by V. Viidemann
For years the worldwide operations of a mysterious and ruthless extortioner who calls himself the Tortoise have baffled Scotland Yard and the police forces of Europe. But the Tortoise makes a mistake when he interferes with wealthy American playboy Don Micklem, who has friends in high places, and soon tracks him to his lair . . .