Submarine Small 320×52 Medium 640×104 Large 1024×167 Download Tiff Original 2400×391 | (214.4 KB) Description Sectional view of a submarine. Keywords sea vessel, sub, submarine, world war I vessel Galleries Submarines Source: Ellsworth D. Foster ed. The American Educator (vol. 7) (Chicago, IL: Ralph Durham Company, 1921)
