Physical description
35mm Kodak white cardboard colour slide by Keith Kings of SW6 850, the class leader at Preston Workshops 2/1/1969.
Has adverts for Marshall batteries, Warren Smith Motors and High Speed Gas.
See Inscriptions for further notes.
Inscriptions & markings
Keith Kings stamp and number "45-4", with details of exposure.
in ink "MMTB No. SW6 850, the prototype luxury tram built by Preston Workshops / Preston WS. Note One Piece steel frame full drop saloon windows (as in SW5 cars 840-849"