You beat me to it,WHBM.
I flew EI-CJG on 6 sectors on 21 OCT 05, which was right at the end of its working life with Ryanair.
First flew it in Sept 1981, as G-BGYK, when it was with Britannia, and very new.
I last flew it in Britannia in Jan 94, and it went to Ryanair shortly afterwards.