1916. New Impression. 568 pages. No dust jacket. ...and Differential Equations. Grey cloth with gilt lettering. Minor foxing and tanning to pages. More prominent to text block edges, pastedowns and free endpapers. Moderate cracking and staining to gutters, exposing netting and causing some looseness to binding but pages remain attached. Pen inscription to front free endpaper. Boards have minor corner bumping and edgewear with mild staining, tanning and scuffing overall. Spine has heavier tanning with soft crushing to ends. Lettering remains bright and clear. Book has a slight forward lean.