Postage stamp from Bulgaria depicting a pigeon, letter and a post horn, issued for the centennial of the Universal Postal Union

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Size: 5322px × 3000px
Photo credit: © DBI Studio / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: airplane, bulgaria, earth, globe, horn, international, jet, jetliner, letter, mail, mails, map, pigeon, post, postage, postal, stamp, telecommunications, union, universal, upu