1961. No Edition Remarks. 176 pages. Illustrated dust jacket over blue paper covered boards. Illustrated by Hans Baltzer. Pages remain clear with minimal tanning and foxing. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Unclipped jacket has moderate edge-wear with chips, tears and creasing. Moderately tanned.