I know I have some French and Scandanavian blood in me but AFAIK no Scots Oooh wish I did have a bit of Gaelic feistiness...
Anyway. 2 options as I see it.... from memory of pmwiki without getting bogged down...
1) Archive via Categories according to pmwiki basics
2) Archive in Groups according to pmwiki basics
Have not really made mind up am open to suggestions?
V tired over here with small but rapidly growing baby, not explaining myself well due to addled mind!