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Anacapa Island arch, Channel Islands National Monument
1972
black
583
USS Honolulu (CL-48)
People
King Kamehameha, bamboo; [plant]
1946
black
584
Washington
DC
Postal
Philatelic Exhibition; [philately]
1971
black
585
Walnut Creek
CA
Structures
Naturalist John Muir's house in Martinez, CA; [science]
1972
black
586
Washington
DC
Structures
Smithsonian Station cancel with cabin and flag
1971
black
587
Williamsburg
VA
Postal
In the style of the colonial-period Williamsburg straight-line town mark and "bishop's mark" date cancel
1958
black
588
Washington
DC
Structures
Smithsonian Station machine cancel with cabin in flag
1972
black
589
Yakima
WA
History
Mountains; In the Treaty of 1855, Cayuse, Umatilla, and Walla Walla peoples ceded their lands to the US while retaining a reservation and fishing, hunting and plant gathering rights; [Native Americans]
1972
magenta
590
Milwaukee
WI
Transport
Commemorative tour of the 'Spirit of St. Louis' replica; [aircraft]