On Ultra Active Service: The Story of Australia's Signals Intelligence Operations During World War II (1991) By Geoffrey Ballard
The history of Australian Army Signals Intelligence. Tremendous and extremely well researched Australian military/unit history on the enormous and valuable performances of the signals intelligence services during World War Two.
The author served in the No. 4 Australian Special Wireless Section on code-breaking.
A Large Book
- Hard Cover with Dust Cover
- 312 pages + Appendixes
- In Good Condition