Arrow in the blue
Subtitle: the first volume of an autobiography, 1905-31
By: Arthur Koestler
Edition: Danube ed.
Publisher: Hutchinson
Published: 1983
Place of publication: London
Language: eng
Number of pages: 414
Notes: Reprint. Originally published: London : Hutchinson, 1969.

Second volume of autobiography (1932-40) has title: The invisible writing.