2001 all grade U.S. plate block value estimates
Subtitle: regular and commemorative issues from 1881 to 1965, and all airmails
By: Carl Peterson
Publisher: C. Peterson
Published: 2001
Place of publication: Lake Ridge, VA]
Language: eng
Number of pages: 70
Subjects: Plate blocks (Postage stamps)
Other titles: Plate block value estimates :
Notes: Chiefly tables.