Ultraviolet Radiation: Its Properties, Production, Measurement and Applications by M. Luckiesh
1927. Second Printing. 258 pages. No dust jacket. Blue cloth. Black and white photographic plates. Minor thumb marking, foxing and tanning to pages and plates. More prominent to text block edges, pastedowns and free endpapers. Light cracking and staining to gutters with netting slightly exposed but binding remains firm. Boards have minor corner bumping and edgewear with noticeable staining, tanning and scuffing overall. Spine has heavier tanning with soft crushing to ends.