Lake Geneva (French: le Léman [lə lemɑ̃], lac Léman [lak lemɑ̃], rarely lac de Genève [lak də ʒ(ə)nɛv]; Italian: Lago Lemano; German: Genfersee [ˈɡɛnfərˌzeː]; Romansh: Lai da Genevra) is a deep lake on the north side of the Alps, shared between Switzerland and France. It is one of the largest lakes in Western Europe and the largest on the course of the Rhône. Sixty per cent (345.31 km2 or 133.32 sq mi) of the lake belongs to Switzerland (the cantons of Vaud, Geneva and Valais) and forty per cent (234.71 km2 or 90.62 sq mi) to France (the department of Haute-Savoie).

Wikipedia

Bædeker Switzerland (1877) Route 49 page 194