1963. No Edition Remarks. 360 pages. No dust jacket. Blue cloth. Department Of Scientific And Industrial Research, Building Research Station: Architectural Physics - Lighting. Black and white photographs and illustrations throughout. Binding remains firm. Pages and photographs are lightly tanned throughout. Tears to some pages, text remains unaffected. Previous owner's inscriptions to front free endpaper. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Staining to front board. Wear marks overall.