Notes on Fan Engineering by Unstated
No Edition Remarks. 96 pages. No dust jacket. Green cloth. Pull-out graph to pocket to rear pastedown. Slight cracking to gutters causing binding to be loose, however pages remain attached. Pages have light tanning and foxing throughout. Previous owner's inscription to front free endpaper. Water staining to some pages, text remains unaffected. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Water staining to rear board. Wear marks overall.