REMOVE

1. Data Visualization
2. National Atlas
3. Land Development
4. 1978
5. 1973

WHAT

1. Atlas Map (2)
2. Historical (2)

WHERE

1. Switzerland (2)
2. Geneva (Switzerland) (1)
3. St. Gallen (Switzerland) (1)
4. Winterthur (Switzerland) (1)

WHO

1. Eidgenössische Landestopo … (2)
2. Imhof, Eduard, 1895-1986 (2)
3. Verlag der Eidgenössisch … (2)
4. Grosjean, Georges (1)
5. Sigrist, Rudolf (1)