No Edition Remarks. 73 pages. This is an ex-Library book. Blue paper cover with staple binding. Expected library inserts, stamps and inscriptions. B.I.O.S. Final Report No. 1326. Item No. 22. Pages are lightly tanned and foxed throughout. Binding remains firm. Paper cover has light edge wear with minimal scuffing to edges and creasing. Some dark rubbing to surfaces with slight curling to corners. Moderate tanning to spine and edges. Rust staining to staple binding to covers. Stamped mark to front cover.