U.S. postmarks and cancellations
By: edited by Scott R. Trepel.
Contributors: Trepel, Scott R.; Philatelic Foundation (New York, N.Y.); U.S. Postmarks and Cancellations (1990 : New York, N.Y.)
Series: The Philatelic Foundation seminar series ;; textbook no. 3
Publisher: Philatelic Foundation
Published: 1992
Place of publication: New York
Language: eng
Number of pages: 164
Subjects: Postmarks -- United States -- Congresses.; Cancellations (Philately) -- United States -- Congresses.
Other titles: US postmarks and cancellations.
Notes: Includes bibliographical references.
Proceedings of the U.S. Postmarks and Cancellations Seminar, held in New York, N.Y., Nov. 1-2, 1990.