37686 / 37688 "Great Rocks": Dove Holes Blues
37686 / 37688 "Great Rocks": Larbert ICI Tanks
37686 / 37688 "Great Rocks": Petroleum Ped passing its birth place
37686 / 37688 "Great Rocks": GRAHAM FARISH at G.B
37686 / 37688 "Great Rocks": Bye Bye Biomass Tugs