Postal pack for elementary school students / [electronic resource] / National Postal Museum, Smithsonian Institution.. — [Washington, DC] : : The Museum,, [c1994]. — 24 p. : : ill. ; 28 cm.

Cover title.

Includes bibliographical references (p. 24).



Subjects--Topical Terms:
Stamp collecting--United States.
Postage stamps--United States.
Postal service--History.--United States