Vintage Hennes and Mauritz H&M Button Down Shirt Size XL Blue Green Plaid '68-74

Long sleeve button down shirt made for Hennes and Mauritz by Things Shirtmakers. What H&M was called from 1968-1974. Excellent quality, no flaws noted. All cotton with button down collar. Light blue and green plaid. No size tag, see measurements. About a size XL. Pocket on chest. Unique find!