It is also the title of an 1893 novel by Sabine Baring-Gould. 1894, le gouffre est cité par Sabine Baring-Gould.
2.
La Volane is photographed in "A book of the Cévennes" by Sabine Baring-Gould. La Volane est photographiée dans le livre "A book of the Cévennes" de Sabine Baring-Gould (en).