Simplicity retro 1993 sewing pattern 8326.  Woman's, men's or teen boy's shirts.  Sizes: X Small, chest/bust 30-32".  Small, 34-36", and Medium 38-40".
Western style shirt with button front band, neck band, and collar has optional contrasting or matching yoke and sleeves with buttoned cuffs.  Some styles have buttoned on bib or button on cape.   
Pattern is uncut.