Bookmarks

• 
  Quien Sabe, or Santa Ana y Quien Sabe Rancho

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  Hand-drawn sketch map of Quien Sabe boundaries. Volume 1, page 284.

  Date: 1839

• 
  McCarthy Album 08, Photograph 175

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  Caption: "U.S. 10" Disappearing Gun and Carriage.," c. 1910. Side view of a coastal defense disappearing gun and its carriage. Retracting or disappearing guns were a form of artillery developed in the nineteenth century in which heavy artillery guns were placed on rotating carriages that allowed retraction of the weapon after firing, to enable reloading while under enemy fire.

  Date: 1910