Le gouffre Jean-Bernard, 1602 m: Samoens/Haute-Savoie/France 
Subtitle: record du monde de profondeur (Collection Aventure)
Publisher: Groupe Vulcain
Published: 1991
Language: fre
Format: Unknown Binding
Number of pages: 271
ISBN-13: 9782741700319
Subjects: Jean Bernard Cave (France)