“I can say this, doesn’t sound like any American or British submarine I’ve ever heard,” answers Douglas. “Gentlemen,” says Blake matter-of-factly, “congratulations we’ve just stumbled on our first Soviet submarine. COMSUBPAC believes a new type of boat is operating in this area, a Russian version of a Type XXI. NATO designation is Whiskey class. What we know about the Whiskey is very limited. Have it logged and designated, and begin recording every tonal emitted. If her Captain sneezes I want to know. Good job gentlemen.”