Mont Brouillard 4053m, Punta Baretti 4026m. (Grandes Jorasses 4205m. - Punta Margherita 4066m.).
Blodig, Carl.
Blodig, Carl.Viertausenders.
[S.l.,
192-]
Pp. 308-334 of Carl Blodig's book "Viertausenders", 3rd edition.