An Elementary Treatise on Geometrical Optics R.S.Heath
1897. 2nd Edition. 234 pages. No dust jacket. Brown cloth. Slight cracking to hinges and gutters causing boards and binding to be loose. However, boards and pages throughout remain attached. Minor dog-eared corners. Previous owner's inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends.