Vintage Brooks Brothers Pinpoint Cotton Button Down shirt in a pale yellow. Made in USA.
There is a small bleach stain on the bottom front of shirt, but not noticeable when tucked. 
There is also a very small dark spot on the back of shirt as pictured.
Please see measurements below.

Neck: 15.5
Pit to pit: 24"
Shoulder: 18"
Sleeve: 25.5"
Length: 32"