Introduction to Valves by H. K. Hallows R. W. Milward
1953. First Edition. 152 pages. White & green dust jacket with brown lettering over pale green cloth. Clean pages with firm binding. Minimal foxing and tanning to endpapers and page edges. Jacket flaps are tapes to boards. Mild wear to spine, board edges and corners, with sunning to spine. Unclipped dust jacket. Mild wear, tear and chipping to edges and corners. Moderate tanning to spine and edges, with soiling to DJ.