@SFOMuseum Twitter Posts This is SFO Museum's archive of the @SFOMuseum Twitter account.
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These days, it's common for planes to cruise at altitudes of 35,000 feet. But back in 1940, when the first pressurized commercial airliner, the Boeing 307 Stratoliner, was introduced, it was a marvel to fly above most weather disturbances at 20,000 feet. #WingWednesday . This tweet was posted on March 31, 2021.