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Learn More
In Learn More the National Geographic magazine team shares some of its best sources and other information to expand your knowledge of our featured subjects. Special thanks to the Research Division.

Related Links

Odyssey Marine Exploration
Visit the website of the company that discovered the steamship Republic, and view updated information about their ongoing search, recovery, and conservation operations.

Numismatic Guaranty Corporation
Find out more about specific coins found on Republic.

U.S. Naval History Center
Learn the military history of steamship Tennessee, later U.S.S. Mobile, and then S.S. Republic.

Vermont in the Civil War: Second Brigade
Explore the history of Colonel Nichols and the 14th Vermont Infantry.

Louisiana State Museum Medley of Culture
Find a history of Louisiana written by former state museum historian Kimberly Hanger.

Freedmen's Bureau Online
This site offers an impressive look at the bureau set up by the federal government to help the freed slaves and other refugees after the Civil War.


Broad, William J. "Far beneath the waves, salvagers find history laden with gold." New York Times, August 17, 2003.

Broad, William J. "Salvagers say a shipwreck trove is worth millions." New York Times, November 30, 2003.

Heyman, Mal L. Prudent Soldier: A Biography of Major General E. R. S. Canby, 1817–1873. Arthur H. Clark Company, 1959.

Ridgely-Nevitt, Cedric. American Steamships on the Atlantic. University of Delaware Press, 1981.

Winters, John D. The Civil War in Louisiana. Louisiana State University Press, 1963.

NGS Resources

Bass, George F. "Golden Age Treasures." National Geographic (March 2002), 102-17.

Allen, Thomas B. "Cuba's Golden Past." National Geographic (July 2001), 74-91.

"Sunken Treasures." Map supplement. National Geographic (July 2001).

McIntosh, Jane. Treasure Seekers. National Geographic Books, 2001.

Burgan, Michael. "Lost and Found: Treasures." National Geographic World (April 2000), 19-23.

Pickford, Nigel. Lost Treasure Ships of the Twentieth Century. National Geographic Books, 1999.