The Thirteenth Tribe

by Arthur Koestler

Published 5 April 1976

Heel of Achilles

by Arthur Koestler

Published April 1974

Bricks to Babel

by Arthur Koestler

Published 10 November 1980


Janus

by Arthur Koestler

Published February 1978

The Case of the Midwife Toad

by Arthur Koestler

Published 27 September 1971