USS Kraken (SS-370)

https://military.wikia.org/wiki/USS_Kraken_(SS-370)

https://search.wikileaks.org/?query=kraken&exact_phrase=&any_of=&exclude_words=&document_date_start=&document_date_end=&released_date_start=&released_date_end=&include_external_sources=True&publication_type%5B%5D=51&publication_type%5B%5D=46&new_search=False&order_by=most_relevant#results

www.throwtheswitch.org ?

https://wikileaks.org/ciav7p1/cms/page_42500107.html