The Morgan Horse And Register, by Joseph Battell, 1894, Vol.I, p. 191-192 says:
bred by Montford van Kleek, Chester, New York. Her dam was bred by STOCKHOLM's AMERICAN STAR, son of DUROC, by imp. DIOMED.(NOT Seeley's AMERICAN STAR, ATR. #14)!!! - AMERICAN STAR (1) in this database)
Owned by Col. William H. Cook, Ticonderoga, NY.
A high-strung, handsome chestnut mare.
AMHR vI, p191. See American Roadsters and Trotting Horses by Henry T. Helm, 1874. Fanny Cook was dam of 14 foals, mostly chestnut including 6 by Ethan Allen.