Illumination Engineering W. B. Boast
1942. Third Impression. 274 pages. No dust jacket. Black cloth with gilt lettering. Minor tanning to pages. More prominent to text block edges, pastedowns and free endpapers. Hinges are lightly cracked but boards remain firmly attached; more noticeable tearing to paper at front hinge. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has heavier tanning with soft crushing to ends. Lettering remains bright and clear.