This is a 70505 jacket, from the very early period just after the BIG E with a cloth care tag. (Manufactured 1971-1976) The button back is 52, so it was made at the prestigious Fayetteville factory. It's from around the same era as the 66前期 (early 66) of the 501, so it has beautiful vertical fading. [Details] Button stamp: 52 Black stitching on the back of the flap Paper patch present Care tag present The size tag is missing, but it's probably around a 40-42. Please refer to the actual measurements below. *Please forgive any errors as these are amateur measurements. Shoulder width: 44.5cm Body width: 51.0cm Length: 57.0cm Sleeve length: 59.5cm