Heat Engines by S. H. Moorfield H. H. Winstanley
1931. No Edition Remarks. 287 pages. No dust jacket. Green cloth. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Previous owner's inscription to front free endpaper. Thumb-marking present. Noticeable creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Light tanning to spine and edges. Small marks to boards.