Naval Astronautics -- See Astronautics, Military Here are entered works on the military applications of space sciences. Works on interplanetary warfare, attacks on earth from outer space, or warfare among the nations of earth in outer space, are entered under Space warfare.
--subdivision Chaplains under individual wars and under names of individual military services, e.g. World War, 1939-1945--Chaplains; United States. Army--Chaplains
--subdivision Communication systems under names of individual military services, e.g. United States. Navy--Communication systems; and subdivision Communications under individual wars, e.g. World War, 1939-1945--Communications
--subdivision Medals under names of individual wars, e.g. World War, 1939-1945--Medals; and subdivision Medals, badges, decorations, etc. under names of individual military services, e.g. United States. Army--Medals, badges, decorations, etc.
Naval Engineering -- See Marine engineering Here are entered general works on the application of engineering to ships and their machinery. Works on the engineering aspects of equipment and techniques facilitating operations beneath the surface of the ocean in order to exploit its resources are entered under Ocean engineering.
