10/31/51 *****transitional production run 221__ AK 74-79 ….. 10/14/53 *****transitional production run 221__ AL 68-73 ….. Two Digit Dating System for Black Singer Featherweights Copyright @2007-2009 class221 Example: 221__AD 884639 Ignore the last 4 digits; then lookup 221__ AD 88……3/18/1935. This quick and easy method for dating black Singer Featherweights uses only the 2 letter prefix and the first 2 digits of the 6 digit serial number. Approximate dating of early machines can be made from the following table compiled by the Smithsonian Institution in Washington DC.Most of us know the name Singer but few are aware of his amazing life story, his rags to riches journey from a little runaway to one of the richest men of his age.
This particular machine has a broken top leaf tension and the treadle top is new.The patent covered the 'throw' of the shuttle, construction of shuttle and shuttle race and the means of driving the feed wheel. May be useful for dating, but note that old style machines can be fitted with the latest style shuttles adapted for old carriers; or with the latest shuttles of the regular make, and a carrier to suit. Movement Serial 74118 Courtesy of Scott This Mother of Pearl machine with Fancy Legged treadle would have been one of Domestic's top of the range models.Looking at the under view the design is quite different from later Mack versions. For new style carrier the shuttles have a nick in the point; for old carrier they are without the nick. The manufacture of springs for shuttles continued after the manufacture of cylinders had ceased. The style of top tension mounting is more elaborate, but it has the same simple leaf tension as earlier models."antique" sewing machine, or any other sewing machine with a serial number in the 6 or 7 digit range, is considered late and relatively common.The machine may date from 1880, and does have some value, but it would almost always be as a decorator item and not as a collectible with a steady demand and known value from sewing machine collectors.