| Photos & Information | | Disassembly Instructions | | Parts Identification | | Production Dates |
| Colt Detective Special Production Information
in same serial number range as Police Positive Special | | Year | Serial Number Range | Year | Serial Number Range | | 1927 | 331000-333000 | 1953 | 624851-648900 | | 1928 | 333001-373000 | 1954 | 648901-662650 | | 1929 | 373001-383000 | 1955 | 662651-672050 | | 1930 | 383001-400000 | 1956 | 672051-695400 | | 1931 | 400001-405000 | 1957 | 695401-710600 | | 1932 | 405001-412000 | 1958 | 710601-725600 | | 1933 | 412001-423000 | 1959 | 725601-750000 | | 1934 | 423001-435000 | 1960 | 750001-776400 | | 1935 | 435001-444000 | 1961 | 776401-797500 | | 1936 | 444001-452000 | 1962 | 797501-819500 | | 1937 | 452001-457000 | 1963 | 819501-839500 | | 1938 | 457001-467000 | 1964 | 839501-861500 | | 1939 | 467001-471000 | 1965 | 861501-890800 | | 1940 | 471001-474000 | 1966 | 890801
D900101-D926000 | | 1941 | 474001-477000 | 1967 | D926001-D958500 | | 1942 | 477001-479000 | 1968 | D958501-D995000 | | 1943 | 479001-479500 | 1969 | D995001-D998715
A10000-A43500 | | 1944 | 479501-480000 | 1970 | A43501-A59999
B01001-B23000 | | 1945 | 480001-481000 | 1971 | B23001-B49000 | | 1946 | 481001-490000 | 1972 | B49001-B59999
C01001-C26000 | | 1947 | 490001-494000 | 1973 | C26001-C60000
F01001-F08800 | | 1948 | 494001-
510001-501600 | 1974 | F08801-F60000
H01001-H18100 | | 1949 | 501601-501817
515051-519410
525001-542400 | 1975 | H18101-H60000
M01001-M29600 | | 1950 | 542401-571500 | 1976 | M29601-M51999
01001M-19200M | | 1951 | 571501-607400 | 1977 | 19201M-59999M
01001R-11700R | | 1952 | 607401-624850 | 1978 | 11701R-59999R
S01001 |
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Colt Ar Pre Ban Serial Number Lookup
Colt Detective Special Production Information. In same serial number range as Police Positive Special. Serial Number Range. Serial Number Range. Duplicate Serial Numbers: Colt manufactured 60,000 pistols in the Ithaca serial number range (804), 41,696 in the Remington Rand serial number range (900), and 4,171 in the US&S serial number range (10896).