The Principles of Quantum Mechanics by P. A. M. Dirac
1958. Reprint. 314 pages. No dust jacket. This is an ex-Library book. Grey cloth with gilt lettering. Firm binding. Minimal foxing and tanning to endpapers and page edges. Ex-library with usual stamps markings. Mild wear and bumping to spine, board edges and corners, with tanning to spine and board edges. Moderate scuffing and marking to boards. Tape shadow around spine.