THE US NAVY\'S On-the-Roof Gang: Volume I - Prelude TO WAR is an historical novel based on the unknown true-life story of the "On-the-Roof Gang," the U.
S.
Navy radioman who first discovered and deciphered Japanese katakana telegraphic code while stationed in the Philippines in the 1920s, discovering that he was listening to Imperial Japanese Navy (IJN).
It is based on the real life of Harry Kidder, a U.
S.
Navy\'s fledgling radio intelligence organization in the years leading up to World War II.
THE US NAVY\'S On-the-Roof Gang: Volume I - Prelude TO WAR is an historical novel based on the unknown true-life story of the "On-the-Roof Gang," the U.
S