Just re-read Dads notes, he landed in Plymouth on 20th from St Nazaire. there were, "at least 300 on the small decks", they were ferried off on lighters to the docks, He wrote on a piece of "off white loo paper and stuffed it in a red cross envolop without a stamp, it was the finest letter my parents had ever recieved."
Movement wise he just says, "en-route for Borden Camp, Salisbury Plain, to rest, to sleep, perchance to dream, of nightmares!.