Commemorating 11th International Botanical Congress Seattle, Washington

First Day of Issue PSEUDOTSUGA MENZIESII Art Craft FOUQUIERIA SPLENDENS CYPRIPEDIUM REGINAE FRANKLINIA ALATAMAHA Commemorating 11 INTERNATIONAL BOTANICAL CONGRESS SEATTLE, WASHINGTON ATTLE 23 1969 WA Pseudotsuga menziosii XI INTERNA 6¢ Judson S. Lindsey 4314 N. Nelson Is Peoria ge ATIONAL SONNO FIRST DAY OF ISSUE