Tabla de Contenidos:
  • Establishing the system, 1906-1910
  • In the schools, 1910-1915
  • Time of troubles, 1915-1920
  • Flush times, 1920-1930
  • Survival, 1930-1940
  • The war years, 1940-1945
  • Postwar problems, 1945-1950
  • Continuity and change, 1950-1960.