Author:Robert Charles Winthrop
|←Author Index: Wi||Robert Charles Winthrop
|An American statesman who served in the United States House of Representatives and the United States Senate.|
- “Winthrop, John,” Appletons' Cyclopædia of American Biography. New York: D. Appleton and Co., 1889. (John Winthrop the Elder)
- "George Washington" in The Presidents of the United States, 1789-1914, ed. by James Grant Wilson (1914).
Works about Robert Charles Winthrop 
- “Winthrop, John,” Appletons' Cyclopædia of American Biography. New York: D. Appleton and Co., 1889.
- “Winthrop, Robert Charles” in Encyclopædia Britannica, (11th ed.), 1911.
|Works by this author published before January 1, 1923 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.|