approximately 30 covers and cards dating from the 1920s through 1950s, begins with 1924 La Salle Station Transfer Clerk handstamp on special delivery cover to New York City (intended to be carried on the 20th Century Limited), 1924 "Chicago Term. R.P.O. Chicago Ill. Tour" datestamp, blue and green "Chicago Term. R.P.O." cancel used by the Postage Stamp Club in late 1930, and more, generally fine to very fine, a fascinating and deceptively difficult collection to assemble, see discussion in Piszkiewicz (pages 343-49)