Contributions To the Theory of Riemann S by L.V Ahlfors
1957. Second Printing. 264 pages. This is an ex-Library book. Orange paper back. Library copy, with expected inserts and inscriptions. Pages remain clear with minimal tanning and foxing. Binding remains firm. Covers have been reinforced, inside and out, with clear tape. Paper cover has mild edge-wear with light rubbing and creasing. Some light marking and tanning.