{"version":"1.0","type":"photo","width":1024,"height":692,"title":"glass negative: Union Gas Engine Company, San Francisco","url":"https:\/\/static.sfomuseum.org\/media\/176\/269\/681\/5\/1762696815_VB34zuhsFjPQkVz6ymG96O1iQ5m7ocFd_b.jpg","author_name":"SFO Museum","author_url":"https:\/\/collection.sfomuseum.org\/objects\/1762693773\/","provider_name":"SFO Museum","provider_url":"https:\/\/collection.sfomuseum.org\/"}