https://www.ebay.com/itm/272938358998

This vintage cardigan was made in the 1940s in Canada by Curl Rite for the curling market. Whereas this style of wide shawl collar cardigan had gone out of style in the US years earlier, it continued to be made, largely without alteration north of the border.
Chest (pit to pit, unstretched): 22 1/2″ (doubled = 45″)
Chest (pit to pit, stretched): 29″ (doubled = 58″)
Shoulder to shoulder: 22″
Sleeve (shoulder to cuff): 26″
Length (Base of collar to hem): 28″