1949 advertisement for Lucas Spectator ladies sportswear : Free Download, Borrow, and Streaming : Internet Archive
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 1 | Playing Pasts