No. 61 Introductory definitions, general discussions, etc. of guns, breech mechanisms, and gun mounts -- no. 62 Nomenclature of gun mounts -- [no. 63] Electric gun and torpedo firing and night-sight ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall: 12 1/4 in x 3 in x 2 1/2 in; ...