1852-1929

1849-1865

1866-1883

1884-1906

1907-1911

1912-1914

1915-1919

1920-1921

1922-1925

1926-1927

1928

1929

1930-1939

1930

1931

1932

1933

1934

1935

1936

1937

1938

1939

1940-1949

1940

1941

1942

1943

1944

1945

1946

1947

1948

1949

1950-1959

1950

1951

1952

1953

1954

1955

1956

1957

1958

1959

1960-1969

1960

1961

1962

1963

1964

1965

1966

1967

1968

1969

1970-1979

1970

1971

1972

1973

1974

1975

1976

1977

1978

1979

1981-1996 is not complete

1980-1989

1980

1981

1982

1983

1984

1985

1986

1987

1988

1989

1990-1999

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

Airmail

Service

Surcharge

Telegraph

Railway

1879-1914

1915-1921

1922-1928

1929-1938

1939-1941

1942-1945

1946-1949

1950-1956

1957-1963

1964-1970

1971-1977

Special

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