This is the original artwork which would have then been copied in to blueprint format for various production departmental use.
Dated 27/6/84, drawn by G.Tomkins, with the production stamp to the corner.
Terrahawks was Gerry Anderson's (Thunderbirds, etc.) last television series to use puppets.
A wonderful piece of Anderson history.
Production items are accompanied by the Propmasters Certificate Of Authenticity.