1960s Yellow 6 inch Metal Zipper Shirt or Neck

1960s vintage sewing supply by J&P Coats. 
YELLOW 
Shirt or Neck 
The Slim Smooth Smart Metal Zipper 
6 inches 
#157-A Made in USA <

The packaging is worn and may have been opened for the photograph shown here, but the zipper is new old store stock and is unused.

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