SPECIAL Cy.LectIONs Colby, Sylvester.
SCG The Sylvester Colby philatelic reference li- -P9TY brary, at public auction, November 15, 1974. New .C67S
York, Robert A.Siegel Auction Galleries,Inc., 1974.
hOp. 2hem. (The firm's Sale 461) List of prices realized inserted.
1. Postage-stamps--Bibliography. I. Siegel (Robert A.) Auction Galleries, Inc., New York.