Memorials of William Cranch Bond, Director of the Harvard College Observatory, 1840-59, and of his Son, George Phillips Bond, Director of the Harvard College Observatory, 1859-65, by Edward S. Holden, Director of the Lick Observatory. 8vo. 1897. Published at the cost of the daughters of George Bond, and Sold by C. A. Murdock & Co., 532 Clay Street, San Francisco, and by Lemcke & Büchner, 812 Broadway, New York City