Number 81 (C Deck -- slight stains, excellent), 82 (D Deck -- slight stains, excellent), 83 (E Deck -- slight stains, a crease or two, very good), 84 (Orlop Deck -- slight corner crease, otherwise excellent), 85 (Lower Orlop Deck -- slight stains, excellent), 87 (B Deck -- Excellent): six of set of eight (note 80 and 86 are missing) detailing "Valve Gearing Arrangement to Shipbuilders Valves". Price for incomplete set: $40.00