Just seen this great site that has archived all the great moments in UK TV history, from titles, public information films to idents and test cards... http://www.tv-ark.org.uk/

Be sure to check the Public Information films - I learnt a valuable lesson in this one...

http://hub.tv-ark.org.uk/dsplus/m.php?p=fatalfloor1974.rm

"Polish a floor, put a rug on it. You might as well set a man-trap."

btw - you'll need to install Real Player, if you don't already have it