COLORS   Porcelain 1905-11, 1913-18.  Flat 1919-21.

1905-11, 1913, 1914, 1916   White/Green

1912,          1915         Green/White

1917, 1919, 1921, 1923, 1925   Dark Green/White

1918, 1920, 1922, 1924         White/Dark Green

1926, 1930                                 White/Dark Green

1927, 1931                                 Dark Green/White

1928, 1932, 1934, 1936, 1938/39, 1940/41   White/Green

1929, 1933, 1935, 1937, 1939/40, 1941/42   Green/White

1942/43                White/Green

1943 TAB, 1944         Green/White

          1945, 1947   Black/White

          1946, 1948   White/Black

1949, 1951, 1953, 1955, 1957, 1959, 1961   Dark Green/White

1950, 1952, 1954, 1956, 1958, 1960, 1962   White/Dark Green

1963, 1965, 1967, 1969, 1971, 1973-74   Dark Green/White

1964, 1966, 1968, 1970, 1972, 1975-80   White/Dark Green

BASEPLATES   Aluminum 1963-present.

1976-77   BICENTENNIAL     Blue & Red/White

1978-80   INTERIM TYPE 1   Red/White

          INTERIM TYPE 2   Dark Green over Red/White

          INTERIM TYPE 3   Dark Green/White

1979-88   PLAIN       FR  Green/White

1987-2000 GRAPHIC     FR  Green/White

1999-2024 PANORAMIC   FR  Green/Light Blue, Gray, Light Green & White

STICKERS   All are Fully Reflective.

           Black Serial 1974, JUL-DEC 1979, 1980-99.

           Blue Serial 1976-78, JAN-JUN 1979.  Colored Serial 2000-24.

1974   Green/White                  1980   White/Green

1976   Blue & Red/White             1981   Black/Orange

1977   Red & Blue/White             1982   Black/Yellow

1978   Light Green/White

1979 JAN-JUN   Red-Orange/White     1982-2000 MONTH Black/Yellow

     JUL-DEC   Orange/White         1999-2024 MONTH Green/White

1983, 1987, 1991, 1995, 1999   Black/Light Green

      1988, 1992, 1996         Black/Yellow

1984, 1989, 1993, 1997         Black/Red

1985, 1990, 1994, 1998         Black/Light Blue

1986                           Black/Orange

2000               Green/White

2001               Black/Tan

2002               Black/Red

2003               Black/Yellow

2004, 2010, 2016         Green/White

2005, 2011, 2017         Black/Magenta

2006, 2012, 2018, 2023   Black/Light Green

2007, 2013, 2019, 2024   Black/Gold

2008, 2014, 2020, 2022   Black/Orange

2009, 2015, 2021         Black/Light Blue