The Edward S. Knapp collection
Subtitle: philatelic americana ... public sale ...
By: by order of the present owners.
Contributors: Philatelic Research Laboratories, New York.; Parke-Bernet Galleries.
Publisher: Parke-Bernet Galleries, inc.
Published: 1941
Place of publication: New York
Language: eng
Subjects: Postage-stamps -- United States.; Postmarks -- United States.
Notes: Sale numbers 282, 309.
On cover: Recorded, arranged and catalogued by the Philatelic Research Laboratories, inc.
Part 1 sold May 5-10; pt. 2, November 3-8, 1941.