Lot
3457 
United States, Back-of-the-Book Covers. 47 items, including Officials, Parcel Post usages, Registered F1 covers, Special Delivery covers, Postage Dues, etc; note 1919 cover from Port of Spain, Trinidad, Due 8¢ with 3¢ Due + 5¢ JQ3, couple RPO usages with Special Delivery, couple F1's to Europe, same for Parcel Post; overall very interesting group with various cancels & markings, please inspect. Estimate $400 - 600.
Realized: $550