John W. Leonard, Who’s Who in America (Chicago: A.N. Marquis & Company Publishers, 1903), 1448.
SUYDAM, Charles Crooke, lawyer; b. at New York, June 15, 1836; s. Henry and Almira (Van Nostrand) S.; grad. Columbia, 1856 (A.M.); studied law in office of Kent, Eaton & Davis, New York; m. Elizabeth. N. J., Apr. 18, 1860, Eliza Gracie Halsey (died Nov. 17, 1901). Admitted to bar, served Union army, in Civil war Aug., 1861, to Nov., 1864; 1st lt. 5th N. Y. vol. cav.; capt. and lt.-col. (chief of staff, 4th Army Corps, Gen. Keyes). Republican. Member Mil. Order Loyal Legion, Holland Soc. Counsel for U. S. Gov’t before Am. Spanish Comm'n, 1882; asso. counsel U.S. Gov’t before Court of Comm'rs of Alabama Claims, 1882-5. Residence: Elizabeth, N.J. Office: 206 Broadway, New York.