Dead stock mens vintage Lee-Prest Chetopa Twill shirt. From the 1960s with original tag. Dark brown. Nice textured twill fabric, 65% polyester and 35% combed cotton. Permanent press. Made in the USA. Label size 17 medium - but please note actual measurements below:

Chest is 50 inches. (armpit to armpit around) 
Sleeve is 24 inches.
Shoulder seam to seam is 19-1/2 inches. 
Length is 32 inches a the longest point in the curved hemline. 

2 pockets on the chest. 1 button on the sleeve cuff. 

Mint condition.

Color appears darker brown toward the bottom, but that is only a light effect.