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Singer Featherweight 221 Machines (Black)
Prefix Series Batch Quantity Year
AD 541546 - 551545 10,000 October 3rd 1933
AD 720746 - 730745 10,000 September 10th 1934
AD 781846 - 791845 10,000 November 27th 1934
AD 880156 - 890155 10,000 March 18th 1935
AD 937406 - 947405 10,000 June 24th 1935
AD 996956 - 999999 3044 September 23rd 1935
AE 000001 - 007000 7000 September 23rd 1935
AE 054366 - 064365 10,000 December 30th 1935
AE 076516 - 086515 10,000 March 25th 1936
AE 207616 - 222615 15,000 July 13th 1936
AE 294041 - 309040 15,000 November 5th 1936 AE 407941 - 422940 15,000 March 15 1937
AE 536641 - 556640 20,000 June 11th 1937
AE 770591 - 790590 20,000 December 8th 1937 AE 070706 - 090705 20,000 October 10th 1938
AF 161806 - 181805 20,000 February 15th 1939 AF 244106 - 264105 20,000 July 11th 1939
AF 371856 - 391855 20,000 December 5th 1939
AF 477181 - 497180 20,000 April 10th 1940
AF 571881 - 596880 25,000 August 15th 1940
AF 740751 - 760750 20,000 January 7th 1941
AF 863951 - 883950 20,000 April 1st 1941
AF *907451 - 942450 ***** May 14th *1941
AF 998251 - 999999 1749 July 1st 1941
AG 000001 - 018250 18,250 July 1st 1941
AG 526101 - 546100 20,000 September 19th 1945
AG 602856 - 622855 20,000 February 18th 1946
AG 689391 - 709390 20,000 June 4th 1946
AG 804771 - 824770 20,000 September 16th 1946
AG 848346 - 858345 10,000 October 25th 1946
AG 869446 - 889445 20,000 November 22nd 1946
AG 970946 - 990945 20,000 February 19th 1947
AH 050371 - 070370 20,000 April 22nd 1947
AH 11971 - 131970 20,000 June 26th 1947
AH 193771 - 223770 30,000 August 19th 1947
AH 316071 - 346070 30,000 October 28th 1947
AH 413571 - 443570 30,000 January 22nd 1948
AH 550921 - 580920 30,000 April 20th 1948
AH 640321 - 670320 30,000 June 18th 1948
AH 799121 - 829120 30,000 October 1st 1948
AH 973921 - 999999 26,079 December 9th 1948
AJ 000001 - 013920 13,920 December 9th 1948
AJ 103721 - 143720 40,000 March 15th 1949
AJ 189171 - 229170 40,000 November 18th 1949
AJ 348371 - 388370 40,000 January 23rd 1950
AJ 552721 - 592720 40,000 March 31st 1950
AJ 615621 - 655620 40,000 June 1st 1950
AJ 781321 - 821320 40,000 August 22nd 1950
AJ 887721 - 937720 50,000 October 26th 1950
AK 071321 - 121320 50,000 January 29th 1951
AK 389576 - 439575 50,000 May 10th 1951
AK 576776 - 626775 50,000 October 31st 1951
AK 745676 - 795675 50,000 February 20th 1952
AK 984876 - 999999 15,124 August 11th 1952
AL 000001 - 034875 34,875 August 11th 1952
AL 158501 - 208500 50,000 December 12th 1952
AL 389361 - 439360 50,000 May 4th 1953
AL 524941 - 574940 50,000 October 14th 1953
AL 689041 - 739040 50,000 April 22nd 1954
AL 900891 - 950890 50,000 January 17th 1955
AM 137761 - 187760 50,000 June 10th 1955
AM 361036 - 411035 50,000 February 27th 1956
AM 652586 - 702585 50,000 January 29th 1957
AM 77106 - 821105 50,000 September 27th 1957
EE 000152 - 152720 500 August 25th 1947
EE 452721 - 453220 500 December 24th 1947
EE 458241 - 459240 1000 January 22nd 1948
EE 573424 - 578423 5000 May 14th 1948
EE 802479 - 807478 5000 September 21st 1948
EE 853479 - 863478 10,000 December 10th 1948
EF 154176 - 164175 10,000 March 23rd 1949
EF 278731 - 288730 10,000 August 17th 1949
EF 558931 - 568930 10,000 November 7th1949
EF 688016 - 698015 10,000 February 14th1950
EF 700569 - 710568 10,000 April 24th 1950
EF 907629 - 917628 10,000 July 19th 1950
EG 072001 - 082000 10,000 October 9th 1950
EG 302861 - 312860 10,000 December 18th 1951
EG 343861 - 353860 10,000 February 15th 1951
EG 433821 - 444820 11,000 March 29th 1951
EG 637821 - 647820 10,000 May 16th 1951
EG 703321 - 713320 10,000 July 17th 1951
EG 957781 - 967780 10,000 October 17th 1951
EH 001027- 011026 10,000 December 18th 1951
EH 132547 - 142546 10,000 February 29th 1952
EH 236097 - 246096 10,000 April 28th 1952
EH 370347 - 380346 10,000 July 22nd 1952
EH 625778 - 635777 10,000 October 8th 1952
EH 890433 - 900432 10,000 March 4th 1953
EJ 211989 - 216988 5000 September 4th 1953
EK 203139 - 213138 10,000 February 14th 1955
EK 986373 - 991372 5000 December 20th 1955
EL 537735 - 542734 5000 June 13th 1956
EM 016257 - 021256 5000 January 8th 1957
EM 596007 - 601006 5000 August 2nd 1957
EN 235134 - 238133 3000 April 17th 1958
EN 826834 - 829333 2500 October 27th 1958
EP 256021 - 257520 1500 May 18th 1959
ES 170544 -175543 5000 November 3rd 1960
ES 239244 - 249243 10,000 January 10th 1961
ES 648144 - 658143 10,000 May 15th 1961
ES 873744 - 883743 10,000 August 19th 1961
ET 061345 - 071344 10,000 November 2nd 1961
Singer Featherweight 222K Free-Arm Machines
EJ 142734 - 142833 100 July 23rd1953
EJ 211839 - 211988 150 September 2nd1953
EJ 219989 - 220138 150 September 22nd1953
EJ 223639 - 223838 200 October 1st 1953
EJ 225839 - 226038 200 October 14th 1953
EJ 226039 - 226438 400 October 21st 1953
EJ 236439 - 236638 200 October 29th 1953
EJ 266639 - 271638 5000 November 18th 1953
EJ 616272 - 626271 10,000 March 31st 1954
EJ 908425 - 918424 10,000 September 10th 1954
EK 319939 - 329938 10,000 March 14th 1955
EK 628163 - 638162 10,000 August 16th 1955
EL 176520 - 186519 10,000 March 2nd 1956
EL 681756 - 686755 5000 September 17th 1956
EM 234470 - 239469 5000 February 26th 1957
EM 601007 - 606006 5000 August 2nd 1957
EM 957021 - 962020 5000 November 15th 1957
EN 134513 - 139512 5000 March 17th 1958
EP 131001 - 133500 2500 March 3rd 1959
EP 541572 - 544071 2500 September 22nd 1959
EP 758473 - 760972 2500 December 18th 1959
ER 022034 - 024533 2500 March 15th 1960
ER 316034 - 318533 2500 May 30th 1960
ER 900043 - 902542 2500 September 7th 1960
ES 165344 - 167843 2500 October 19th 1960
ES 352344 - 357343 5000 January 31st 1961
ES 522944 - 527943 5000 March 30th1961