Below is an episode of only fools and horses which has only recently been discovered, it was shown on BBC television some time in the early 1980's  it see's del trying to sell some Christmas trees, the quality isn't great but it's watchable.

Below is a clip which was shown on breakfast television in the mid 1980's, it was shown as a message to viewers about trading standards - in the clip, we see a woman quizzing del about some white mice he was selling - the whole clip is very silly and was meant to demonstrate such things as trading standards to viewers.