Sketches of Engine and Machine Details by Wallace Bentley
1940. 9th edition. 127 pages. No dust jacket. Red cloth with gilt titles to front. Pages have slight foxing, tanning and minor thumbing. Foxing more noticeable towards the start and end of the book and on text block edges. Pencil inscriptions to rear pastedown. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. A few liquid droplet marks. Small hole to rear joint.