Simon Lake developed experimental submarines as early as 1894 and built subs used in both world wars. In 1931, the Bridgeport-built Nautilus, became the first ship to sail under the polar ice cap. Jules Verne, Jr. bid the ship bon voyage. Pleasure Beach is visible in the background. For more see https://archive.navalsubleague.org/1988/simon-lake-and-his-diving-boat and https://kottke.org/tag/USS%20O-12