A long time before Plummer (or anyone else!) started writing books on the 'virtues' of all an sundry crosses, there where Lurchers kept of unknown ancestry and breeding.....
Worker to worker, with no definate 'type'.....
maybe so but collie and grey have always featured whether it be the old smithfield collie or the present border/beardie x....Poachers of old knew the virtues of such a x....and didn't kill for killings sake.
I don't doubt that, Undisputed, collie has always had a part to play (and usually a big part at that!) but for me, traditionalist or not, and being old