1953. No Edition Remarks. 126 pages. No dust jacket. This is an ex-Library book. Blue cloth with gilt lettering. Library copy, with expected inserts, stamps and inscriptions. National Bureau Of Standards Applied Mathematics Series 29. Pages remain bright and clear with minimal tanning and foxing. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is slightly dulled.