Vintage shirt, 1940s shirt, U.S. Navy shirt, USN hotsell shirt, WWII shirt, vintage clothing, size 44

Vintage 1940s long sleeve undershirt, pullover. Made of gray knit wool. Has long front and back cowl, exterior stitching and long cuffs. Size 44 stamped on back of neck and lower front.
Actual measurements are:
38" at the chest
38" at the hotsell waist
20.5" shoulder seam to shoulder seam
25" shoulder seam to cuff
34.5" overall length

In good condition with small hole and a little dirt in front. May clean, I have not tried.