Lot 290
Sampson, E.N., United States Territorial Postmark Catalog. Stampless Cover Section, 1950, 3-ring folder, 50pgs; also American Stampless Cover Catalog 1965, hardbound, 178pgs; American Stampless Cover Catalog, 1971, hardbound, 225pgs.Estimate $75 - 100.
Realized: $115