Postal locks
Subtitle: a primer for the postal lock collector
By: Mundy.
Edition: Rev. ed.
Publisher: J.R. Mundy
Published: 1992
Place of publication: Eaton, Ohio
Language: eng
Number of pages: 102
Subjects: Postal locks -- United States -- History.; Postal service -- United States -- History.
Notes: Includes bibliographical references (p. iii).
Cover title.