Washington, G., Henkels, S. V. 1., & Ball, G. A. (1926). A description of a collection of Washington letters: Correctly copied with valuable historical notes, also important letters to General Washington from prominent men in the American Revolution, and various other letters of the great men of that period, together with many rare engraved portraits of Washington acquired by Mr. G.A. Ball ... from an English admirer of our great general and first president. Philadelphia: Priv. print..

Washington, George, S. V. 1854-1926 Henkels, and Geo. A. Ball. A Description of a Collection of Washington Letters: Correctly Copied With Valuable Historical Notes, Also Important Letters to General Washington From Prominent Men in the American Revolution, and Various Other Letters of the Great Men of That Period, Together With Many Rare Engraved Portraits of Washington Acquired By Mr. G.A. Ball ... From an English Admirer of Our Great General and First President. Philadelphia: Priv. print., 1926.

Washington, George, S. V. 1854-1926 Henkels, and Geo. A. Ball. A Description of a Collection of Washington Letters: Correctly Copied With Valuable Historical Notes, Also Important Letters to General Washington From Prominent Men in the American Revolution, and Various Other Letters of the Great Men of That Period, Together With Many Rare Engraved Portraits of Washington Acquired By Mr. G.A. Ball ... From an English Admirer of Our Great General and First President. Philadelphia: Priv. print., 1926.