{"version":"1.0","type":"photo","width":593,"height":767,"title":"correspondence: San Francisco Chamber of Commerce, National Aeronautical Association, Mills Field Municipal Airport of San Francisco","url":"https:\/\/static.sfomuseum.org\/media\/152\/784\/907\/7\/1527849077_Zynd0Jkm5G6NOM4bVKjmf9vfc8q4kd2V_b.jpg","author_name":"SFO Museum","author_url":"https:\/\/collection.sfomuseum.org\/objects\/1511910197\/","provider_name":"SFO Museum","provider_url":"https:\/\/collection.sfomuseum.org\/"}