REMOVE

1. Data Visualization
2. Switzerland
3. Ruffy, V.
4. 1970

WHAT

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

WHERE

1. Bern (Switzerland) (1)
2. Lausanne (Switzerland) (1)

WHO

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

WHEN

1. 1978 (2)