A young man reports for the final tests for appointment as a cadet in the Interplanetary Patrol, survives the tests, studies in the school ship, and goes on a regular Patrol vessel and encounters danger on Venus.
- ISBN10 078625484X
- ISBN13 9780786254842
- Publish Date 31 December 2003 (first published November 1966)
- Publish Status Out of Print
- Out of Print 4 August 2016
- Publish Country US
- Imprint Thorndike Press
- Edition Large type / large print edition
- Format Hardcover
- Pages 383
- Language English