The key to looking vintage-minded (and not dated)? Subtlety.
The Influence of 1940's Fashion on Today's Fashion – Royal Shave
1940s Fabrics and Colors in Fashion - WardrobeShop - Post-War 40s
40s fashion - OFF-62% > Shipping free
1940s Fashion Influences for 5 Modern Looks
1940s Fashion
Shorter Skirts and Shoulder Pads: How World War II Changed Women's
Fashion from the 1940s to Now
1940s Fashion Influences for 5 Modern Looks - Sammy D. Vintage
Women's Fashion in the 1940s
Women in the Dark: Female Photographers book by Katherine Manthorne
Fashion History: Women's Clothing in the 1940s - Bellatory