The Secret Warning [SEP] publisher
The Secret Warning
The Secret Warning is Volume 17 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
This book was written for the Stratemeyer Syndicate in collaboration by John Button and Leslie McFarlane in 1938. Between 1959 and 1973 the first 38 volumes of this series were systematically revised as part of a project directed by Harriet Adams, Edward Stratemeyer's daughter. The original version of this book was rewritten in 1966 by James D. Lawrence resulting in two different stories with the same title.
Plot.
Squadron (1 Sep 1953- Dec 1954)
- 630th Aircraft Control and Warning Squadron (7 Jan 1954-8 Sep 1954)
- 643d Aircraft Control and Warning Squadron (1 Sep 1953-15 Jul 1954)
- 673rd Aircraft Control and Warning Squadron (1 Sep 1953-1 Aug 1954)
- 932d Aircraft Control and Warning Squadron (11 May 1952-Sep 1952)
- Air Defense Command Non-Commissioned Officer Academy
- Boston Air Defense Sector
- Note: The Lockheed YF-12 was supposed to be