Ithaca Gun - (FirearmsGuide.com) - Here you can find serial numbers for all Ithaca guns manufactured from 1880 - 1986
| Baker Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 1 - 2447 | 1880 to 1885 |
| 2448 - 4104 | 1886 |
| 4105 - 7003 | 1887 |
| Crass Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 17235 - 21999 | 1882 |
| 22000 - 25421 | 1893 |
| 25422 - 25759 | 1894 |
| 25760 - 27762 | 1895 |
| 27763 - 28713 | 1896 |
| 28714 - 30222 | 1897 |
| 30223 - 33026 | 1898 |
| 33027 - 38399 | 1899 |
| 38400 - 46627 | 1900 |
| 46628 - 61609 | 1901 |
| 61610 - 76599 | 1902 |
| 76600 - 94108 | 1903 |
| Lewis Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 94109 - 105999 | 1904 |
| 106000 - 119320 | 1905 |
| 119321 - 123677 | 1906 |
| Manier Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 130000 - 138145 | 1906 |
| 138146 - 151283 | 1907 |
| 151284 - 151770 | 1908 |
| Flues Single & Double Shotguns | |
| Serial Number | Year of Manufacture |
| 175000 - 182031 | 1908 |
| 182032 - 192499 | 1909 |
| 192500 - 205399 | 1910 |
| 205400 - 216499 | 1911 |
| 216500 - 230099 | 1912 |
| 230100 - 242599 | 1913 |
| 242600 - 256699 | 1914 |
| 256700 - 268199 | 1915 |
| 268200 - 276899 | 1916 |
| 276900 - 289299 | 1917 |
| 289300 - 299799 | 1918 |
| 299800 - 315399 | 1919 |
| 315400 - 343335 | 1920 |
| 343336 - 356513 | 1921 |
| 356514 - 361849 | 1922 |
| 361900 - 372099 | 1923 |
| 372100 - 390499 | 1924 |
| 390500 - 398352 | 1925 |
| 398353 - 398365 | 1926 |
| NID Double Shotguns | |
| Serial Number | Year of Manufacture |
| 425000 - 425299 | 1925 |
| 425300 - 439199 | 1926 |
| 439200 - 451099 | 1927 |
| 451100 - 454530 | 1928 |
| 454600 - 457299 | 1929 |
| 457300 - 458399 | 1930 |
| 458400 - 459139 | 1931 |
| 459140 - 459162 | 1932 |
| 459163 - 459195 | 1933 |
| 459196 - 459637 | 1935 |
| 459638 - 459649 | 1935 |
| 459650 - 460799 | 1935 |
| 460800 - 462899 | 1936 |
| 462900 - 464699 | 1937 |
| 464700 - 464827 | 1938 |
| 464828 - 464850 | 1939 |
| 464851 - 464899 | 1940 |
| 464900 - 465199 | 1938 (specials) |
| 465200 - 465999 | 1939 |
| 466000 - 466999 | 1940 |
| 467100 - 467146 | 1941 |
| 467147 - 467199 | 1946 |
| 467200 - 468099 | 1941 |
| 468100 - 468699 | 1946 |
| 468700 - 468794 | 1947 |
| 468795 - 468799 | 1948 |
| 468800 - 469949 | 1947 |
| 469950 - 469979 | 1948 |
| 470000 - 470099 | 1948 |
| Magnum Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 500000 - 501000 | 1932 to 1942 |
| Knick Single Barrel Trap Guns | |
| Serial Number | Year of Manufacture |
| 400000 - 400014 | 1922 |
| 400015 - 400055 | 1923 |
| 400056 - 400195 | 1924 |
| 400196 - 400473 | 1925 |
| 400474 - 400874 | 1926 |
| 400875 - 401181 | 1927 |
| 401182 - 401591 | 1928 |
| 401592 - 402006 | 1929 |
| 402007 - 402331 | 1930 |
| 402332 - 402464 | 1931 |
| 402465 - 402535 | 1932 |
| 402536 - 402551 | 1933 |
| 402552 - 402554 | 1934 |
| 402555 - 402586 | 1935 |
| 402587 - 402594 | 1936 |
| 402595 - 402632 | 1937 |
| 402633 - 402674 | 1938 |
| 402675 - 402706 | 1939 |
| 402707 - 402719 | 1940 |
| 402720 - 402747 | 1941 |
| 402748 - 402789 | 1942 |
| WWII | |
| 402790 - 402797 | 1946 |
| 402798 - 402833 | 1947 |
| 402834 - 402898 | 1948 |
| 402899 - 403222 | 1949 |
| 403223 - 403406 | 1950 |
| 403407 - 403657 | 1951 |
| 403458 - 403749 | 1952 |
| 403750 - 403923 | 1953 |
| 403924 - 404088 | 1954 |
| 404089 - 404174 | 1955 |
| 404175 - 404216 | 1956 |
| 404217 - 404371 | 1957 |
| 404372 - 404485 | 1958 |
| 404486 - 404631 | 1959 |
| 404632 - 404790 | 1960 |
| 404791 - 404914 | 1961 |
| 404915 - 405041 | 1962 |
| 405042 - 405167 | 1963 |
| 405168 - 405269 | 1964 |
| 405270 - 405345 | 1965 |
| 405346 - 405389 | 1966 |
| 405390 - 405424 | 1967 |
| 405425 - 405456 | 1968 |
| 405457 - 240405489 | 1969 |
| 240405490 - 240405516 | 1970 |
| 240405517 - 240405531 | 1971 |
| 240405532 - 240405601 | 1972 |
| 240405602 - 240405624 | 1973 |
| 240405625 - 240405655 | 1974 |
| 240405656 - 240405704 | 1975 |
| No Production | 1976 |
| 240405705 - 240405717 | 1977 |
| No Production | 1978 |
| 240405718 - 240405723 | 1979 |
| 240405724 - 240405737 | 1980 |
| LeFever Nitro Special Double Barrel Shotguns | |
| Serial Number | Year of Manufacture |
| 100000 - 101599 | 1921 |
| 101600 - 119899 | 1922 |
| 119900 - 158699 | 1923 |
| 158700 - 185399 | 1924 |
| 185400 - 214399 | 1925 |
| 214400 - 233007 | 1926 |
| 233100 - 252699 | 1927 |
| 252700 - 272999 | 1928 |
| 273300 - 297199 | 1929 |
| 297200 - 298699 | 1930 |
| 298700 - 298749 | 1933 |
| 298750 - 299249 | 1934 |
| 299250 - 299999 | 1935 |
| 325000 - 327299 | 1935 |
| 327300 - 336399 | 1936 |
| 336400 - 345099 | 1937 |
| 345100 - 345899 | 1938 |
| 345900 - 347099 | 1939 |
| 347100 - 353099 | 1940 |
| 352100 - 354999 | 1941 |
| 355000 - 356299 | 1942 |
| 356300 - 357299 | 1946 |
| 357300 - 361199 | 1947 |
| LeFever "A" Grade | |
| Serial Number | Year of Manufacture |
| 300000 - 300654 | 1934 |
| 300655 - 301007 | 1935 |
| 301008 - 301023 | 1936 |
| 301024 - 301037 | 1937 |
| 301038 - 301045 | 1938 |
| 301050 - 301699 | 1935 |
| 301700 - 302099 | 1936 |
| 302100 - 302399 | 1937 |
| 302400 - 302465 | 1938 |
| 302466 - 302496 | 1939 |
| LeFever Single Barrel Guns | |
| Serial Number | Year of Manufacture |
| 1 - 8505 | 1927 |
| 8506 - 15759 | 1928 |
| 15760 - 20280 | 1929 |
| 20281 - 20799 | 1930 |
| 20800 - 21899 | 1931 |
| 21800 - 21899 | left open |
| 21900 - 22299 | 1935 |
| 22300 - 23099 | 1936 |
| 23100 - 23499 | 1937 |
| 23500 - 23799 | 1938 |
| 23800 - 24579 | 1939 |
| 24580 - 24604 | 1941 |
| 24605 - 24607 | 1942 |
| Western Long Range Double Guns | |
| Serial Number | Year of Manufacture |
| 1 - 16 | |
| 1 - 16 | 1929 |
| 17 - 24499 | 1930 |
| 24500 - 29999 | 1931 |
| 30000 - 30399 | 1932 |
| 30400 - 30849 | 1934 |
| 30850 - 34599 | 1935 |
| 34600 - 41699 | 1936 |
| 41700 - 47299 | 1936 |
| 23100 - 23499 | 1937 |
| 23500 - 23799 | 1937 |
| 47300 - 49299 | 1938 |
| 49300 - 52899 | 1939 |
| 52900 - 59199 | 1940 |
| 59200 - 64199 | 1941 |
| 64200 - 65099 | 1942 |
| 65100 - 65779 | 1946 |
| Model 37 Standard Model Shotguns | |
| Serial Number | Year of Manufacture |
| 1 - 3500 | 1937 |
| 3501 - 10000 | 1938 |
| 10001 - 18350 | 1939 |
| 18351 - 34400 | 1940 |
| 34401 - 50900 | 1941 |
| 50901 - 62900 | 1942 |
| No Production | 1943 - 1945 |
| 62901 - 115350 | 1946 |
| 115351 - 157150 | 1947 |
| 157151 - 202950 | 1948 |
| 202951 - 302500 | 1949 |
| 310100 - 348000 | 1950 |
| 348001 - 413000 | 1951 |
| 413001 - 504000 | 1952 |
| 504001 - 544000 | 1953 |
| Model 37 Solid Rib Shotguns | |
| Serial Number | Year of Manufacture |
| 70000 - 71500 | 1941 |
| 70501 - 72199 | 1942 |
| No Production | 1943 - 1945 |
| 72200 - 73150 | 1946 |
| 73151 - 74700 | 1947 |
| 74701 - 78300 | 1948 |
| 78301 - 79999 | 1949 |
| Model 37 All Grade Guns | |
| Serial Number | Year of Manufacture |
| 509700 - 574000 | 1954 |
| 574001 - 602000 | 1955 |
| 602001 - 652000 | 1956 |
| 652001 - 704000 | 1957 |
| 704001 - 727000 | 1958 |
| 727001 - 759000 | 1959 |
| 759001 - 777000 | 1960 |
| 704001 - 797000 | 1961 |
| 797001 - 820000 | 1962 |
| 820001 - 867000 | 1963** |
| 867001 - 891000 | 1964 |
| 891001 - 927000 | 1965 |
| 927001 - 966000 | 1966 |
| 966001 - 999500 | 1967 |
| 999501 - 1042000 | 1968 |
| 1042001 - 371091500 | 1969 |
| 371091501 - 371150500 | 1970 |
| 371150501 - 371211500 | 1971 |
| 371211501 - 371275000 | 1972 |
| 371275001 - 371339000 | 1973 |
| 381000001 - 381030000 | 1974 |
| 371405501 - 371517500 | 1975 |
| 371517501 - 371596000 | 1976 |
| 371596001 - 371626000 | 1977 |
| 371626001 - 371648000 | 1978 |
| 371648001 - 371678000 | 1979 |
| 371678001 - 371709000 | 1980 |
| 371709001 - 371728100 | 1981 |
| 371728101 - 371758700 | 1982 |
| 371758701 - 371850800 | 1983 |
| 371871501 - 371881500 | 1984 |
| 371871501 - 371882000 | 1985 |
| 371882001 - 371889000 | 1984 |