Norman Polmar

When she first went to sea in April of 1961, the U.S. nuclear submarine Thresher was the most advanced submarine at sea, built specifically to hunt and kill Soviet submarines. On the morning of April 10, 1963, on a test dive off the New England coast, the Thresher sent a message to a support ship above her on the surface: experiencing minor problem ... have positive angle ... attempting to blow. Then came the sounds of air under pressure ... and the...

"Spy Ships: One Hundred Years of Intelligence Collection by Ships and Submarines highlights specialized naval vessels used for collecting intelligence, conducting electronic warfare and their impact on military operations and national security"--

"In early August 1974, despite incredible political, military, and intelligence risks and after six years of secret preparations, the CIA attempted to salvage the sunken Soviet ballistic missile submarine K-129 from the depths of the North Pacific Ocean. The audacious effort was undertaken with the cover of an undersea mining operation sponsored by eccentric billionaire Howard Hughes. Azorian, incorrectly identified as Project Jennifer by the press,...