HOME View Cart On-Line Catalog Stamp Shows Back-of Book   Air Post Special Delivery Scott CE1-CE2   Semi-Postal Scott B1-B7 Air Post (C) Scott C1-C150 /BKC1-BKC23 Air Post Special Delivery (CE) Scott CE1-CE2 Special Delivery (E) Scott E11-E23 Registration (F) Certified Mail (FA) Postage Due (J) Scott J79-J104 Modern Official (O) Scott O127-Scott O163 Postal Insurance (QI) Scott QI1-Scott QI5 Hunting Permit (Duck Stamps) Scott RW1-RW87 Junior Duck Stamps Scott JDS1-JDS27 General Issus   Plate Blocks   Plate Number Coils     United States Air Post Special Delivery Stamps   Scott   Description CE1   16c Great Seal of the United States (Dark-blue) CE2   16c Great Seal of the United States (Red; Blue)   Last Update:  Sunday, June 20, 2021 For Comments, Problems or Questions regarding this Web Site contact  report@lcpshome.org