ScientificAmerican1915-05-29.jpg Scientific American 1915-05-22ThumbnailsScientific American 1915-06-05Scientific American 1915-05-22ThumbnailsScientific American 1915-06-05Scientific American 1915-05-22ThumbnailsScientific American 1915-06-05Scientific American 1915-05-22ThumbnailsScientific American 1915-06-05Scientific American 1915-05-22ThumbnailsScientific American 1915-06-05

Loading a torpedo into one of the four forward tubes of a submarine.