{"version":"1.0","type":"photo","width":1024,"height":460,"title":"airmail flight cover: Pan American World Airways, Boeing 307 Stratoliner","url":"https:\/\/static.sfomuseum.org\/media\/152\/785\/865\/5\/1527858655_hKu5SckGti5JaIapCEK9lyqHIaY1Y5rh_b.jpg","author_name":"SFO Museum","author_url":"https:\/\/collection.sfomuseum.org\/objects\/1511922397\/","provider_name":"SFO Museum","provider_url":"https:\/\/collection.sfomuseum.org\/"}