VTG 1960s Vietnam era M51 1951 OG 107 Sateen FIELD JACKET Coat Small Short(?)

VTG 1960s Vietnam era M51 1951 OG 107 Sateen FIELD JACKET Coat Small Short(?). Size tag is missing, listed as small short based on hand measurements below pit to pit: 20” collar seam to hem: 28” shoulder to cuff: 23” Item is pre owned. Some normal fade and wear. Please refer to photos for condition. Zipper works great, no buttons missing. Ships via Priority Mail.