@SFOMuseum Instagram Posts tagged #waybackwednesday This is SFO Museum's archive of the @SFOMuseum Instagram account. There are 2 posts .

When the Air Mail Act of 1925 was passed, the City and County of San Francisco recognized the economic importance of establishing a municipal airport as the western terminus of a transcontinental airmail route. This image was posted on May 03, 2017. #sfoat90 #waybackwednesday #sfohistory #avgeek #aviationhistory #sfhistory