REMOVE

1. Physical
2. Glaciers
3. Atlas Map
4. Topography
5. 1977

WHAT

1. Geology (2)
2. National Atlas (2)

WHERE

1. Switzerland (2)

WHO

1. Bögli, Alfred, 1912- (2)
2. Eidgenössische Landestopo … (2)
3. Hantke, René (2)
4. Imhof, Eduard, 1895-1986 (2)
5. Spicher, A. (August), 191 … (2)

WHEN

1. 1978 (2)