Preliminary inventory of the records of the Post Office Department (Record group 28)
By: Compiled by Arthur Hecht [and others] ; rev. by Forrest R. Holdcamper.
Contributors: Hecht, Arthur; Holdcamper, Forrest Robert, 1907-
Series: Preliminary inventories -- no. 168; National Archives publication -- no. 68-1
Publisher: The Archives
Published: 1967
Place of publication: Washington, D.C
Language: eng
Number of pages: 54
Subjects: United States. -- Post Office Dept. -- Archives -- Bibliography; Archives -- United States -- Inventories, calendars, etc.
Notes: 1957 ed. published under title: Preliminary inventory of the records of the Office of the Postmaster General.