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  1. List of flags of the United States - Wikipedia

  2. Evolution of the American Flag - United States Flag

  3. Flag Timeline - US History

  4. What did the U.S. flag look like in the 1860s? - Geographic Pedia

  5. Fort Sumter or 33 Star FlagAmerican Flag Stories

  6. What did the U.S. flag look like in 1860? - NCESC

  7. What did the flag look like in 1860? - StudyCountry.com

  8. Wayside: Why a 33 Star Flag - U.S. National Park Service

  9. American Flags, 1860-1865 – @lincolncollection on Tumblr

  10. [Thirty-six star flag] | Library of Congress