DS520-560.72 Southeast Asia
DS524-526.7 History
DS527-530.9 Burma
DS531-560.72 French Indochina
DS541-553.7 History
DS554-554.98 Cambodia
DS555-555.98 Laos
DS556-559.93 Vietnam. Annam
DS557-559.9 Vietnamese Conflict
DS560-560.72 Democratic Republic (North Vietnam), 1945
http://www.loc.gov/aba/cataloging/classification/lcco/lcco_d.pdf