Casualty (fatality) categories : 'Cat C' ...

Cheers to BrianM59 too!

 

Just to add that I am not an expert on casualty procedures, but I do now possess those useful files thanks to Drew's excellent service, which I thoroughly recommend. I am particularly interested in the workings of the Casualty Branch as it was based in a school up the road from where I live and looking at those files solved quite a few mysteries for me - particularly with abbreviations on Casualty Cards and such like.