As discussed in the wonderful book Uplift, for centuries the breasts were supported from below, by a corset which pushed them up. In the mid-twenties the uplift brassiere was invented, which supported the breasts from the shoulder (with the combination of bra straps and an elastic band below the breasts.) But until the modern brassiere…
Ad for Warner's Brassieres and Bandeaux 1920
Changing the Foundations of Fashion: 1929 to 1934
July, 2019
This DeBevoise brassiere ad 1920
Paris Fashions 1920s
Long brassiere bust flattener 1924
Underthings witness2fashion