SPECIAL CoLtections Markovits, Robert L *SCG A pricing guide to 20th century United States ~P952 fancy cancelations, by Foster W. Loso and -L89T2 Heyliger de Windt. New York, N.Y., 1967. C8Ip. illus. 23cm.
1. Cancellations (Philately)--U.S. I. Loso, Foster William, 1902-