Colorado Additional Rod Stamps
1955-65 Additional Rod Colorado
1955 Additional Rod Colorado
1956 Additional Rod Colorado
1957 Additional Rod Colorado
1958 Additional Rod Colorado
1959 Additional Rod Colorado
1961 Additional Rod Colorado
1962 Additional Rod Colorado
1966 Second Rod Colorado
1967 Second Rod Colorado
1968 Second Rod Colorado
1969 Second Rod Colorado
1970 Second Rod Colorado
1971 Second Rod Colorado
1971 Colorado Second Rod Sample for 1972 Production
1972 Second Rod Colorado
1972 Colorado Second Rod Sample for 1973 Production
1973 Second Rod Colorado
1974 Second Rod Colorado
1975 Second Rod Colorado
1975 Colorado Second Rod Sample for 1976 Production
1976 Second Rod Colorado
1976 Second Rod Colorado Sample for 1977 Production
1977 Second Rod Colorado
1977 Second Rod Colorado Sample for 1978 Production
1978 Second Rod Colorado
1979 Second Rod Colorado
1980 Second Rod Colorado
1981 Second Rod Colorado
1982 Second Rod Colorado
1983 Second Rod Colorado
1984 Second Rod Colorado
1985 Second Rod Colorado
1986 Second Rod Colorado
1987 Second Rod Colorado
1988 Second Rod Colorado
1989 Second Rod Colorado
VOID 1989 Second Rod Colorado
1990 Second Rod Colorado
1991 Second Rod Colorado
1992 Second Rod Colorado
1993 Second Rod Colorado
1994 Second Rod Colorado