International Sewing Machine Collectors' Society

Fostering the collecting of, and research into, sewing machines.

Singer Sewing Machine Serial Number Database

Serial Numbers Beginning with: AT

Letter	Register Numbers From - To		Machine Class (Model No.)	Quantity Allotted	Date Allotted	Year Allotted

AT-	000001	001000	261	1000	January 19	1971
AT-	001001	001500	302	500	January 29	1971
AT-	001501	017500	717	16000	May 24	1971
AT-	017501	032500	719	15000	May 24	1971

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