California Becomes a State

September 9, 1850
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The 13-cent California state flag stamp was issued February 23, 1976.

Virtual Exhibit

On September 9, 1850, California was admitted to the Union as the 31st American state. In celebration of California's birthday, the National Postal Museum has created this mini-exhibit highlighting different objects and postage stamps with connections to the state of California.

Created by Caitlin Kearney, Web Team Intern, National Postal Museum.


El 9 de septiembre de 1850, California fue admitida en la Unión como el trigésimo primer estado estadounidense. Para celebrar el cumpleaños de California, el Museo Postal Nacional ha creado esta miniexhibición que destaca diferentes objetos y sellos postales relacionados con el estado de California.

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