Partial Differentiation by R. P. Gillespie
1951. First Edition. 105 pages. No dust jacket. Blue cloth with gilt lettering. Pages are bright and clear with light foxing and tanning to text block edges, pastedowns and free endpapers. Pen inscription to front free endpaper. Binding remains firm. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has minor tanning with soft crushing to ends. Lettering remains bright and clear.