Philatelic iconography
Subtitle: being illustrations of rare and unusual stamps, covers, and cancellations included in the Edward S. Knapp collections.
By: All photography in this volume done by the Philatelic research laboratories, inc.
Contributors: Philatelic Research Laboratories, New York.
Published: 1941
Place of publication: New York city
Language: eng
Number of pages: 245
Subjects: Postage-stamps -- United States.; Postmarks -- United States.; Covers (Philately)