Nevado Huascaran, Cordillera Blanca, Peru. (Massstab 1:25,000 / 
Hofmann, Walther.
Ebster, F.(Fritz)
Elmiger, Franz.
Schneider, Erwin.
Wien :  Freytag-Berndt u. Artaria, 
[1964]
Ger. & Spanish.
Inset: Departamento Ancash, Peru.