Médiathèque Valais

The valley of Zermatt and the Matterhorn : a guide

Whymper, Edward

3rd ed. London : John Murray, Albemarle Street, 1899

Médiathèque Valais

Swiss pictures drawn with pen and pencil

Manning, Samuel ; Whymper, Edward

New and enlarged ed. London : The Religious Tract society, [1881]