Science and Mechanics 1935-11.jpg Science and Mechanics 1935-10ThumbnailsScience and Mechanics 1935-12Science and Mechanics 1935-10ThumbnailsScience and Mechanics 1935-12Science and Mechanics 1935-10ThumbnailsScience and Mechanics 1935-12

Large ship opens at stern to let "Deep-Sea Exploring Tank" drive off into the deep waters.



Artist: Frank R. Paul

Source: eBay seller banjoflier