I've been looking into the freight services on the Barnstaple line in the mid 1980s, with a view to starting a model "inspired by" (but definitely not an accurate model of) the line in the mid 1980s. I know about the following flows:
Fertilizers to Lapford - UKF private owner PWA pallet vans
Timber from Lapford - OTAs
Cement to Barnstaple - PCAs
Resin to Barnstaple - Ciba-Geigy private TTA tanks
And some loco hauled passenger trains and parcels traffic too, besides DMUs.
There was also th