A few nice dating girls images I found:
Rust Craft Girls in gymnasium
Image by Boston Public Library
File name: 08_06_036237
Title: Rust Craft Girls in gymnasium
Creator/Contributor: Jones, Leslie, 1886-1967 (photographer)
Date created: 1939 (approximate)
Physical description: 1 negative : film, black & white; 4 x 5 in.
Genre: Film negatives; Portrait photographs
Subject: Girls; Gymnasiums
Notes: Title and date from information provided by Leslie Jones or the Boston Public Library on the negative or negative sleeve.
Collection: Leslie Jones Collection
Location: Boston Public Library, Print Department
Rights: Copyright Leslie Jones.
Preferred credit: Courtesy of the Boston Public Library, Leslie Jones Collection.