TT4088 Virgin Mk2F BSO 9539 Controllers-and-Transformers The electric GG-1 was introduced

The electric GG-1 was introduced in the 1930s by the Pennsylvania Railroad

signal display and train position indication with just a single wire

They arrived on the SR relatively late

superstructure and decks

TT4088 Virgin Mk2F BSO 9539 Controllers-and-Transformers The electric GG-1 was introducedFeaturing coach number 9539 and NEM couplings, this coach pairs perfectly with other Virgin Mk2F coaches to form a realistic rake as seen on the West Coast services from the mid 1990s to early 2000s. History The lesser produced MK2F coach was the necessary brake van, the BSO (Brake Second Open), which as well as the guards and luggage compartment included seating for Second Class passengers. Finished in the striking Virgin livery as used on 100mph