Rank insignia on B-3s were usually made of leather and were machine stitched. I have lieutenants bars on my original 1942 B-3 which were applied in this way and all the others I have seen were done in the same way.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.