Height x Width (page): 11 1/2 x 9 1/2 in. (29.21 x 24.13 cm)
Type:
Postage Stamps
Place:
United States of America
Date:
1915
Description:
Small die proof produced by the Bureau of Engraving and Printing for display by the Post Office Department at the Panama-Pacific Exposition of 1915, in San Francisco, California. Printed in August color