Gertie Sews Vintage Casual: A Modern Guide to Sportswear Styles of the 1940s and 1950s (Gertie's Sewing): Hirsch, Gretchen: 9781617690747: Amazon.com: Books
All About That Skirt: Women's sportswear in 1920-1940s' Fascist Italy Part 2 | Playing Pasts
Sportswear (fashion) - Wikipedia
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By the Sea- 1930s and 40s Sportswear and Swimwear Snapshots – Wearing History® Blog
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Vintage 1940s Baby Blue Cotton Jacket Coat Separates Sportswear Cropped Fit | eBay