1974-1977
1977-1981
1981-1984
1984-2012
This was the official Ceefax logo from 1984 until 1990, then it was still used on the service breakdown page and start screen until Ceefax's demise in October 2012.
1990-1994
1994-1997
1997-2012
In 2005, BBC began to reuse the 1984 Ceefax Logo due to The Learning Zone not being on all the time, but all the pages from 1997 were still being used.