https://stampselector.blogspot.com/2009/09/phila-trivia-pigeon-post-of-great.html
StampSelector: Phila-Trivia: The Pigeon Post of Great Barrier Island
Many modern city-dwellers are accustomed to thinking of pigeons as filthy nuisances- "rats with wings"- but the birds have played their par...
the pigeon postgreat barrierphilatriviaisland