John Watson 1978 British GP signed and mounted original pencil sketch

A superbly detailed original hand drawn pencil sketch of John Watson driving his Parmalat Racing Brabham Alfa Romeo at the 1978 British GP. The sketch has been signed by Watson to the mount and by the artist to the sketch itself. The drawing is supplied double mounted with the original certificate of authenticity showing Watson signing. Dimensions are 11″ x 14″. Reference: PRI-DJJWGBR78-01