I just love those well sculpted collars.
Picked these up from a church rummage sale for $1 each.
First, the white shirt.
Two rows of stitching along the edge of the collar. The collar is 2 3/4" long and has a lot of shape to it.
At the bottom of the shirt:
Inside the collar:
I date this shirt from the late 1940s to early 1950s based on the fact that it's of the "Century" line and the 1952 ad shown below: