Union general (1819–1886) who served as Hooker's Chief of Staff at the battle of Chancellorsville. He disappeared during a trip from Liverpool to New York, presumed to have fallen overboard. Original 2.25 x 4 carte-de-visite bust portrait of Van Alen in uniform, signed at the bottom of the image in black ink, “J. H. Van Alen, Brig. Gen.” Published by A. Sonrel of Boston. In fine condition, with clipped upper corners. RR Auction COA.