Submitted by György Chityil ... on Fri, 01/19/2018 - 22:19 Hierarchy: NounDescription: {{philately}} a philatelically inspired letter flown on the first flight of a new airline service.Ngram: first flight coverNgram Text: first flight coverSource: WiktionaryIssue: 0Wiktionary tag: philatelyNgram Count: 3