| Tiger Mechanical Calculating Machine Serial Numbers | |||||
| Serial number | Year | Serial number | Year | ||
| 1-500 | 1923 | 55001-60000 | 1947 | ||
| 501-1000 | 1924 | 60001-65000 | 1948 | ||
| 1001-2000 | 1925 | 65001-70000 | 1949 | ||
| 2001-3000 | 1926 | 70001-75000 | 1950 | ||
| 3001-4000 | 1927 | 75001-80000 | 1951 | ||
| 4001-5000 | 1928 | 80001-92000 | 1952 | ||
| 5001-6000 | 1929 | 92001-105000 | 1953 | ||
| 6001-7000 | 1930 | 105001-117000 | 1954 | ||
| 7001-8000 | 1931 | 117001-129000 | 1955 | ||
| 8001-9500 | 1932 | 129001-141000 | 1956 | ||
| 9501-11000 | 1933 | 141001-153000 | 1957 | ||
| 11001-13000 | 1934 | 153001-167000 | 1958 | ||
| 13001-15000 | 1935 | 167001-183000 | 1959 | ||
| 15001-17000 | 1936 | 183001-203000 | 1960 | ||
| 17001-20000 | 1937 | 203001-226000 | 1961 | ||
| 20001-23000 | 1938 | 226001-250000 | 1962 | ||
| 23001-26000 | 1939 | 250001-280000 | 1963 | ||
| 26001-30000 | 1940 | 280001-310000 | 1964 | ||
| 30001-34000 | 1941 | 310001-340000 | 1965 | ||
| 34001-38000 | 1942 | 340001-370000 | 1966 | ||
| 38001-42000 | 1943 | 370001-400000 | 1967 | ||
| 42001-46000 | 1944 | 400001-430000 | 1968 | ||
| 46001-50000 | 1945 | 430001-460000 | 1969 | ||
| 50001-55000 | 1946 | 460001- | 1970 | ||
| Source: Tiger Calculating Machine Co. sales letter (1970) | |||||
| Courtesy of Mr. Y. Watanabe (former Tiger sales manager) | |||||
| Edited by K. Kadokura | |||||
| Copyright K. Kadokura April 18, 2000 | |||||