@SFOMuseum Twitter Posts Tagged DefunctThursday This is SFO Museum's archive of the @SFOMuseum Twitter account. There are 122 posts and this is page 3 of 11. See all the tags or all the Twitter posts that have been archived so far.

By the end of 1962, the service grew to 100 flights a day. In 1963, the company received the first permanent certificate issued by the C.A.B to any helicopter carrier. #DefunctThursday #SFOHelicopter #AvGeek This tweet was posted on November 10, 2022.

San Francisco and Oakland (SFO) Helicopter Airlines was founded in 1961. Offering local helicopter flights between San Francisco and Oakland airports and downtown areas, service began with two leased Sikorsky S-62s. #DefunctThursday #SFOHelicopter #AvGeek This tweet was posted on November 10, 2022.

In 1986, Republic was accumulating losses due to airline buyouts and new fleet purchases, the airline, then was absorbed by Northwest Airlines, which in turn was merged into Delta Air Lines in 2010. #DefunctThursday #RepublicAirlines #AvGeek This tweet was posted on November 03, 2022.

When Republic acquired Hughes Airwest the following year, the airline’s bright yellow fleet was repainted with Republic’s new colors and its “Herman the Duck” logo. #DefunctThursday #RepublicAirlines #AvGeek This tweet was posted on November 03, 2022.

Republic Airlines was formed as a result of a merger between North Central Airlines and Southern Airways in 1979 and was based at Minneapolis–Saint Paul. The same year, Hughes Airwest was targeted it for a takeover by Republic. #DefunctThursday #RepublicAirlines #AvGeek This tweet was posted on November 03, 2022.

In 1986, USAir, driven by other mergers taking place in the aviation industry, (Western airlines was purchased by Delta Air Lines and AirCal was bought by American Airlines) acquired PSA. PSA's last flight was on April 8, 1988. #DefunctThursday #PacificSouthwestAirlines #AvGeek This tweet was posted on October 21, 2022.

In 1970, PSA introduced a form-fitting polyester princess-line dress with a matching jacket, complemented by either a heart-shaped hat or dome-style hat and a choice of boots or pumps. #DefunctThursday #PacificSouthwestAirlines This tweet was posted on October 20, 2022.

In 1969, the airline began painting smiles on the nose of its aircraft. They were quickly embraced by passengers and the public and remained as the most recognizable symbol of the airline. #DefunctThursday #PacificSouthwestAirlines This tweet was posted on October 20, 2022.

By the mid-1960s, PSA had grown substantially and was flying record numbers of passengers. It added the turbojet Boeing 727 and McDonnell Douglas DC-9 to its fleet and expanded its routes to include Sacramento, San Jose, and Ontario. #DefunctThursday #PacificSouthwestAirlines This tweet was posted on October 07, 2022.

Two years later, the route’s terminus moved to SF. By the end of the decade, PSA added the Douglas DC-4 and the Lockheed L-188 Electra turboprop to its fleet and offered nearly 100 flights a week to numerous destinations throughout CA. #DefunctThursday #PacificSouthwestAirlines This tweet was posted on October 07, 2022.

In 1949, Kenny Friedkin, a flight trainer and test pilot, formed Pacific Southwest Airlines or PSA. The airline began weekly round-trip flights between San Diego and Oakland with a single leased Douglas DC-3. #DefunctThursday #PacificSouthwestAirlines #AvGeek This tweet was posted on October 07, 2022.

Today’s #DefunctThursday episode has a plot twist: USAir changed the name of an affiliated subsidiary, Henson Airlines, to #Piedmont Airlines in 1993. This new iteration uses the same logo as the earlier company and is a subsidiary of American Airlines. #DefunctThursday #Piedmont This tweet was posted on September 29, 2022.