In 1933 the delightfully eccentric Robert Byron set out on a journey through the Middle East via Beirut, Jerusalem, Baghdad and Teheran to Oxiana -the country of the Oxus, the ancient name for the river Amu Darya which forms part of the border between Afghanistan and the Soviet Union. His arrival at his destination, the legendary tower of Qabus, although a wonder in itself, it not nearly so amazing as the thoroughly captivating, at times zany, record...