c.1956 -Butterick Pattern No. 7998- Mens sewing pattern for sport shirts. Casual shirts with convertible collars, back yoke and side slits. A. longsleeved view with 2 breast pockets. B. View with one pocket. C. Short sleeved shirt with one pocket. D. Pocketless version of C The envelope is missing its flap.
Fits 42Chest (Mens Smaller Large) to 44Chest