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The product in the image is a vintage Singer Featherweight 221 sewing machine.
The Singer Featherweight 221 is a portable, cast-aluminum sewing machine that weighs just over 11 pounds.
These machines were manufactured between 1933 and 1968.
The model number "221" can have suffixes like "-1," "K," or "J," which indicate the place of manufacture.
The machine is known for its durability and is often sought after by quilters and collectors.