--subdivisions History and Politics and government under names of territories occupied, e.g. France--History--German occupation, 1914-1918; and subdivision Occupied territories under individual wars, e.g. World War, 1939-1945--Occupied territories
Ocean bottles -- See Also Drift bottles Here are entered works on bottles containing a record of the time and place at which they were set adrift in the ocean for use in determining the circulation of surface waters in the ocean. General works on bottles containing messages are entered under Ocean bottles.