Albuquerque Philatelic Society. The hinge remnant ([Albuquerque]: Albuquerque Philatelic Society, [2014-]). [JOURNAL Hinge Remnant]
Gorley, Marvin. Postmarked Paris, Texas (Paris, Texas: Harrison, Walker & Harper, 2018). [G4034 .P4 G67p 2018 NEW]
Hobbs, John E.O. Postal service of the British Forces in Egypt, 1932-1940 (Worthing, Sussex [England]: John E.O. Hobbs, 1984). [G5741 .M642 H682p 1984]
Micanek, Marko. The Central American Steamship Company ([No location]: Marko Micanek, [2016?]). [IP71525]
Spink Auctions Asia. The Yen Boon Swee collection of Straits Settlements Queen Victoria postal stationery: September 8, 2018, Singapore ([Singapore]: Spink, 2018). [NS Swee, Yen Boon]
Spink Auctions Asia. Stamps and covers of South East Asia, including the Dr. Cheah Jin Seng collections of Straits Settlements and Kedah, the Iain Dyce Collection of Straits Settlements: September 8, 2018, Singapore ([Spingapore]: Spink, 2018). [NS Cheah, Jin Seng]
Union Postale Universelle. Vocabulaire polyglotte du service postal international: francais, allemand, anglais, arabe, chinois, espagnol, portugais, russe (Berne: Bureau international de L’Union Postale Universelle, 1992). [HE6196 .U588v 1992]