The standard philatelic dictionary; compiled through individual research from the most reliable authorities and including the many postal developments resulting from the great World War [by] B. W. H. Poole [and] Willard O. Wylie
"Giving a most accurate and complete description of philatelic terms, correct translations of inscriptions found on stamps, statistics concerning all stamp issuing countries, the monies of all nations converted into their U. S. equivalents, etc., etc., etc."