Translations on North Vietnam, nos. 1263-1286; JPRS 57360, 57368, 57387, 57400, 57412, 57428, 57437, 57444, 57453, 57454, 57463, 57475, 57497, 57508, 57524, 57541, 57558, 57566, 57580, 57589, 57599, 57612, 57625, 57642.