Need help ID'ing overalls

Likely wartime department store economy line with USN Star & Wreath Buttons.  However, could be post-war economy line product using up all remaining GI materials.  However, important to note all of this overall is about as generic as possible, so the only real help is the Parva slide button loop fastener, which was also used by Montgomery Ward, Belk, J.C. Penney, etc.  Department stores all had many sub-lines of products under different categories and names in ecconomy level pricing that had paper sew-on labels, and thus, if not retaining the paper label, are brandless.  Higher end product usually received a woven patch, signature stitch, pattern, or branded button.