This second link explains the Dunkeld connection.
I was amazed by the extent of the deployment within Scotland. This is just one squadron of the Scottish Horse Imperial Yeomanry (great name!):
H Squadron at Connell, Argyll (dets at Kilchrenan, Appin, Easdale, Ardrishaig, Taynuilt, Calgary (Mull), Tiree, Craignure (Mull), Cambeltown, Bunessan (Mull), Torloisk (Mull), Port Ellen, Port Charlotte, Bowmore, BridgheadWere they expecting the return of Bonnie Prince Charlie?