1980 15¢ Letters Preserve Memories
Issue Date: February 25, 1980
City: Washington, D.C.
Printed By: Bureau of Engraving and Printing
Printing Method: Photogravure
This stamp belongs to a set of six issued to commemorate National Letter Writing Week, which was held February 24 through March 1, 1980. It was the first time that a sheet of stamps with three sets of vertical pairs was issued by the United States. Each stamp focuses attention on the importance of letter writing, and some are inscribed with such statements as "Letters Preserving Memories" and "Letters Shape Opinions."