U.S. Scott 815(2) Prexie, 901, 899 on Registered Cover

U.S. Scott 825 Prexie and 978 Lincoln on Registered Cover

U.S. Scott 842, 841, 815 Prexies and C25 on Air Mail Special Delivery Cover

U.S. Scott 842, 815 Prexies and C33 on Air Mail Special Delivery Cover

U.S. Scott 815 and 813 on UC6 Registered and Censored APO Cover

U.S. Scott 804 on Certificate of Mailing Form 3817

U.S. Scott 805 on Renalara, Mississippi Last Day Cover

U.S. Scott 807(6) on Special Delivery Cover

U.S. Scott 825(2) on Registered Return Receipt Cover

U.S. Scott 828 & 825 Prexies on Registered Return Receipt on Scott U436 Envelope