REMOVE

1. Regional Atlas
2. Switzerland
3. Germany
4. Austria

WHAT

1. Atlas Map (3)
2. Topography (2)
3. Airports (1)
4. Composite Map (1)

WHERE

1. Alps (2)
2. Croatia (1)

WHO

1. Justus Perthes (2)
2. Mayr, Johann Georg, 1800- … (2)
3. Berliner Lithographisches … (1)
4. Justus Pertes (1)
5. Mayr, Emil (1)

WHEN

1. 1874 (2)
2. 1875 (1)
3. 1928 (1)