1935: Preparing to explore the wreck of the Lusitania Amanda May 7, 2013 1930-1939, Science & technologyFavourited 936 times Add to favourites ‘J. Peress’ dive suit, Tritonia, explored the Lusitania wreck in 1935. Jim Jarrett was Peress’s chief diver and made this dive to 312 feet. This suit was a precursor to the “Jim” suit, named for Jim Jarrett.’ Leave a Reply Cancel Reply Your email address will not be published. Name* Email* Website Comment Notify me of follow-up comments by email. Notify me of new posts by email.