Carte des obstacles aeriens = Flight obstacle chart = Flughinderniskarte = Carta degli ostacoli aerei /
Bern,
1963.
Relief shown by contours, shading and spot heights.
Title in German, English, French, and Italian.
Aeronautical information overprinted in blue. 1 JUL. 1963.
Base map: Carte d'ensemble de la Suisse. Übersichtskarte der Schweiz. Carta corografica della Svizzera.