PRIVATE

possible that buses used "G" prefix before 1940
  (G is normally passenger >4,500 lbs.)

First Issue 1940
issued in pairs through 1974
marked "BUS" vertically through 1985?1987?
"BU" prefix 1986?1988?-present

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1940 (pair)

yellow/black

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1941 (pair)


black/yellow

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1942 (pair)

yellow/black

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1943 (single)

yellow/black

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1944 (single)
believed to be a full-size plate (not a strip)
yellow/green

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1945 (single)

yellow/green (April)
green/yellow (no month = October exp)

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1946 (pair)

silver/black

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1947 (pair)

black/yellow

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1948 (pair)

yellow/black

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1949 (pair)

white/black

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1950 (pair)

black/white

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1951 (pair)

white/black

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1952 (pair)

yellow/black

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1953 (pair)

black/yellow

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1954 (pair)

white/black

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1955 (pair)

black/white

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1956 (pair)

black/yellow

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1957 (pair)

white/blue

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1958 (pair)

blue/white

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1959 (pair)

white/blue

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1960 (pair)

blue/white

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1961 (pair)

red/white

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1962 (pair)

white/red

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1963 (pair)

white/green

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1964 (pair)

white/black

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1965 (pair)

black/white

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1966 (pair)

white/blue

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1967 (pair)

blue/white

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1968 (pair)
begin reflective letters
white/black

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1969 (pair)

white/blue

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1970 (pair)
"1670  300 YEARS  1970"
white/green

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1971 (pair)

white/brown

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1972 (pair)

white/black

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1973 (pair)

white/blue

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1974 (pair)
last year for pairs
white/green

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1975 (single)

white/maroon

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1976
"1776 Bicentennial 1976" top
blue/white

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1977

red/white

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1978

green/white

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1979

black/white

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1980

blue/white

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1981

red/white

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1982
"EXP. DEC. 31st 82" top
green/white

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1983
"EXP. DEC. 31st 83" bottom
black/white

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1984
"EXP. DEC. 31st 84" top
blue/white

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1985
"EXP. DEC 31 85" bottom
red/white

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1986

green/white

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1987

black/white

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1988
"EXP. BUS 12/31" bottom
blue/white

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1989-1990
stickered; 1989 non-pass; 1990 passenger sticker
2 variations: embossed border, no border
red/white

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1991- December 31, 2015

stickered; 1991 non-pass; 1992+ passenger sticker
black/white

transition to flat circa 2013, changeover to stacked "B/U" prefix late 2013

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January 1, 2016 - present

full replacement through 2016
stickered; "B/U" stacked prefix

black/white