I doubt my mother ever used it.
Zipper Foot, Slant Shank #161166 : Sewing Parts Online
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Vintage Singer sewing machine low shank adjustable zipper / cording foot. This attachment is compatible with low shank machines including the 15, 66,
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Vintage Singer Zipper Foot No. 161166 GT BRIT EUC!
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Zipper Foot, Slant Shank #161166 : Sewing Parts Online
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