REMOVE

1. Bern (Switzerland)
2. Ruffy, V.
3. Barbier, J.
4. 1970

WHAT

1. Atlas Map (1)
2. Data Visualization (1)
3. Historical (1)
4. Land Development (1)
5. National Atlas (1)

WHERE

1. Switzerland (1)

WHO

1. Eidgenössische Landestopo … (1)
2. Imhof, Eduard, 1895-1986 (1)
3. Paillard, Ernest L. (1)

WHEN

1. 1978 (1)