Title: De vierkante maan
Subjects: Biography, Dutch Naval operations, Dutch Personal narratives, Guerrillas, History, Netherlands (Kingdom, 1815- )., Netherlands (Kingdom, 1815- ). Marine, Underground movements, World War, 1939-1945, Netherlands. Koninklijke Marine
Places: Netherlands
People: Gerard Dogger (1919-)
Time periods: German occupation, 1940-1945