REMOVE

1. Physical
2. Gutersohn, Heinrich, 1899-19 …
3. 1978

WHAT

1. Atlas Map (4)
2. National Atlas (4)
3. Topography (4)
4. Glaciers (3)

WHERE

1. Switzerland (4)
2. Säntis (Switzerland) (2)
3. Fribourg (Switzerland) (1)
4. Geneva (Switzerland) (1)
5. Seeland Region (Switzerla … (1)

WHO

1. Eidgenössische Landestopo … (4)
2. Imhof, Eduard, 1895-1986 (4)
3. Verlag der Eidgenössisch … (4)

WHEN

1. 1968 (2)
2. 1966 (1)
3. 1975 (1)