Come on Aussies - put in your bit too - after all our descendants came from the UK (well, most of them) and it is hard enough from down under trying to get information as it is.
Destroying these cards would be an act of Insanity - regardless of whether the 'fronts' have been microfilmed or not. Microfilming does not replace having the 'original' document.
Can you imagine the hue and cry when our RSL's find out about this? Let your local branch know.
Cougar