Featherweight 221 Serial Numbers
The following are the batch serial numbers for 221 machines made at the Elizabethport, New Jersey factory
| From Number | To Number | Quantity | Allocation Date |
|---|---|---|---|
| AD 541546 | AD 551545 | 10000 | 3 October 1933 |
| AD 720746 | EE 730745 | 10000 | 10 September 1934 |
| AD 781846 | AD 781845 | 10000 | 27 November 1934 |
| AD 880156 | AD 890155 | 10000 | 18 March 1935 |
| AD 937406 | AD 947405 | 10000 | 24 June 1935 |
| AE 000001 | AE 007000 | 7000 | 23 September 1935 |
| AE 054366 | AE 064365 | 10000 | 10 December 1935 |
| AE 076516 | AE 086515 | 10000 | 25 March 1936 |
| AE 207616 | AE 222615 | 15000 | 23 July 1936 |
| AE 294041 | AE 309040 | 15000 | 5 November 1936 |
| AE 407941 | AE 422940 | 15000 | 15 March 1937 |
| AE 536661 | AE 556640 | 20000 | 11 June 1937 |
| AE 770591 | AE 790590 | 20000 | 8 December 1937 |
| AE 973541 | AE 993540 | 20000 | 24 May 1938 |
| AF 070706 | AF 090705 | 20000 | 10 October 1938 |
| AF 161806 | AF 181805 | 20000 | 15 February 1939 |
| AF 244106 | AF 264105 | 20000 | 11 July 1939 |
| AF 371856 | AF 391855 | 20000 | 5 December 1939 |
| AF 477181 | AF 497180 | 20000 | 10 April 1940 |
| AF 571881 | AF 596880 | 25000 | 15 August 1940 |
| AF 740751 | AF 760750 | 20000 | 7 January 1941 |
| AF 863951 | AF 883950 | 20000 | 1 April 1941 |
| AF 998251 | AF 999999 | 1749 | 1 July 1941 |
| AG 000001 | AG 018250 | 18250 | 1 July 1941 |
| AG 526101 | AG 546100 | 20000 | 19 September 1945 |
| AG 602856 | AG 622855 | 20000 | 18 February 1946 |
| AG 689391 | AG 709390 | 20000 | 4 June 1946 |
| AG 804771 | AG 824770 | 20000 | 16 September 1946 |
| AG 848346 | AG 858345 | 10000 | 25 October 1946 |
| AG 869446 | AG 889445 | 20000 | 22 November 1946 |
| AG 970946 | AG 990945 | 20000 | 19 February 1947 |
| AH 050371 | AH 070370 | 20000 | 22 April 1947 |
| AH 110971 | AH 131970 | 20000 | 22 June 1947 |
| AH 193771 | AH 223770 | 30000 | 19 August 1947 |
| AH 316071 | AH 346070 | 30000 | 28 October 1947 |
| AH 413571 | AH 443570 | 30000 | 22 January 1948 |
| AH 550921 | AH 580920 | 30000 | 20 April 1948 |
| AH 640321 | AH 670320 | 30000 | 18 June 1948 |
| AH 799121 | AH 829120 | 30000 | 1 October 1948 |
| AH 973921 | AH 999999 | 26079 | 9 December 1948 |
| AJ 000001 | AJ 013920 | 13920 | 9 December 1948 |
| AJ 103721 | AJ 143720 | 40000 | 15 March 1949 |
| AJ 189171 | AJ 229170 | 40000 | 18 November 1949 |
| AJ 348371 | AJ 388370 | 40000 | 23 January 1950 |
| AJ 552721 | AJ 592720 | 40000 | 31 March 1950 |
| AJ 615621 | AJ 655620 | 40000 | 1 June 1950 |
| AJ 781321 | AJ 821320 | 40000 | 22 August 1950 |
| AJ 887721 | AJ 937720 | 50000 | 26 October 1950 |
| AK 071321 | AK 121320 | 50000 | 29 January 1951 |
| AK 389576 | AK 439575 | 50000 | 10 May 1951 |
| AK 576776 | AK 626775 | 50000 | 31 October 1951 |
| AK 745676 | AK 795675 | 50000 | 20 February 1952 |
| AK 984876 | AK 999999 | 15124 | 11 August 1952 |
| AL 000001 | AL 034875 | 34875 | 11 August 1952 |
| AL 158501 | AL 208500 | 50000 | 12 December 1952 |
| AL 389361 | AL 439360 | 50000 | 4 May 1953 |
| AL 524941 | AL 574940 | 50000 | 14 October 1953 |
| AL 689041 | AL 739040 | 50000 | 22 April 1954 |
| AL 900891 | AL 950890 | 50000 | 17 January 1955 |
| AM 137761 | AM 187760 | 50000 | 10 June 1955 |
| AM 361036 | AM 411035 | 50000 | 27 February 1956 |
| AM 652586 | AM 702585 | 50000 | 29 January 1957 |
| AM 771106 | AM 821105 | 50000 | 27 September 1957 |