@SFOMuseum Twitter Posts Tagged Airmail This is SFO Museum's archive of the @SFOMuseum Twitter account. There are 3 posts . See all the tags or all the Twitter posts that have been archived so far.

Featuring rare surviving airmail flight covers that document how the air route across the Pacific Ocean was established during the 1920s & 30s, “Airmail Down Under” is on display, pre-security, in the Aviation Museum & Library, located in the IT. https://t.co/BfYpDTYjfD #Airmail This tweet was posted on June 14, 2022.

Various attempts to cross the Pacific in the 1920s, such as the U.S. Navy’s PN-9 flying boats in 1925, and the Southern Cross in 1928, finally culminated in 1935, when #PanAm opened the first regularly scheduled air service with Sikorsky S-42 & Martin M-130 flying boats. #Airmail This tweet was posted on June 14, 2022.

In the 1920s, aviation visionaries imagined how the nations of the Pacific Rim could be linked by a new mode of transportation: the aircraft. Lucrative and profitable airmail contracts were awarded by world governments. #Airmail #Australia #AvGeek This tweet was posted on June 14, 2022.