1884 (12 Nov) United States, Cover from New York to Emden (Germany), franked with 1c, 2c US Issues (German Cross Cancellation) (Image)

1936 International Philatelic Exhibition, United States, Locals, Cover front from New York to Hamburg (Image)

United States, Commemorative First Day Covers, Nuclear Age, Pony Express (Image)

1975 (23 Dec) Birth of the Nuclear Age, Bingham, New Mexico, United States, Locals, Commemorative First Day Cover (Image)

1983 (29 Apr) Pony Express, Pollock Pine, California, United States, Locals, Cover franked with block of four 3c (Commemorative Cancellation) (Image)

1976, 1983 Pony Express Pollock Pines, Fort Myers Florida, United States, Local, Two Covers to California (Image)

United States and Canada Ducks and Mint Postal Stationeries (Image)

United States, Booklets and Panes, Stock (MNH) (Image)

United States, Huge Collection of Commemorative Issues in Blocks in 5 Specialized Albums (1970-1990), (MNH) (Image)

United States, Collection of Sheets (MNH) (Image)

United States, Airmails and Commemoratives (Image)

Collection ofd Covers, United States Postal Stationeries (Image)

2021 Specialized Catalogue of United States Stamps and Covers, Scott, New York, United States (Image)

1973 (7 Feb) France, Receipt of Registered Shipment from Sallaumines to Embassy of the United States, Paris (Image)