THE UNITED STATES OF AMERICA 1847-1947

Classification

Territory

USA

Subject

History of the post and its operations (incl. a chosen territory) Other postmarks Specialisation in the design and production of stamps, postal stationery and other securities; types, plate flaws, … Standard post office postmarks

Time period

Late 19th century Early 20th century (until World War I) World War I Interwar period World War II Late 1940s

Exhibition class

Standard-size exhibits (approx. 80 or 128 sheets)