#1377 – 1969 Botanical Congress Ladys Slipper 6c

Issue Date:  August 23, 1969

City:  Seattle, WA
Quantity:  159,195,000

Printed By:  Bureau of Engraving and Printing

Printing Method:  Lithographed, engraved

Perforations:  11

Color:  Multicolored

 

Issued to salute the eleventh International Botanical Congress, this block of four stamps, originally issued attached, was the first set of stamps devoted to flora from each of the four corners of the United States.

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Issue Date:  August 23, 1969

City:  Seattle, WA
Quantity:  159,195,000

Printed By:  Bureau of Engraving and Printing

Printing Method:  Lithographed, engraved

Perforations:  11

Color:  Multicolored

 

Issued to salute the eleventh International Botanical Congress, this block of four stamps, originally issued attached, was the first set of stamps devoted to flora from each of the four corners of the United States.