U.S. Scott 846 Prexie/Prexy horizontal coil solo paying the 6 cent first-class rate for a double weight letter. Letter was mailed from New York City to Salem, Oregon on March 31, 1948. Cover has the advertising corner card of the Thomas & Betts Co., Inc. in Elizabeth, New Jersey. Cover has a small stain, light creasing, and tears on backflap and top where it was roughly opened (see scans).