In article , "Mary
Fisher" says...

"Rob Morley" wrote in message
t...

I believe the correct method is to use a cardboard beer mat, folded
until it's thick enough to stop the wobble.

Used to be a half crown.

Ah, those were the days!

If you put the half crown under the table leg how did you pay for the
beer? Or did you save it for the fish supper?