U.S. official postal guide, 2nd series
Contributors: United States. Postmaster General.; Universal Postal Union.
Series: U.S. Official Postal Guide (2nd Series) Vol. 1 No. 1-Vol. 30 No. 6
Publisher: s.n.]
Published: 1879
Place of publication: [Washington?
Format: Microform
Subjects: Postal service -- United States -- Handbooks, manuals, etc.
Genres: Handbooks, manuals, etc.