One VGC 4 side Builder Plus catalogue. No date, I think they were mid 1970s.
Original Vintage Builder Plus Model Railway Buildings Kit Leaflet c1970s
Builder Plus building kit : roundhouse BP0024 OO/HO Scale New Old Stock 1978
Builder Plus 4mm OO/HO BPOO4 Coaling Stage Unopened Unassembled
Builder Plus GWR Series Receiving Office Card Model Kit OO Gauge BP0090
OO/HO BUILDER PLUS BPOO67 Loco Shed / Engine Shed - Unassembled Kit
Builder Plus GWR Series Doors and Windows Card Model Kit OO Gauge BP0092
