REMOVE

1. Ireland
2. Justus Perthes
3. Edler
4. 1851

WHAT

1. World Atlas (3)
2. Atlas Map (2)
3. Composite Map (1)

WHERE

1. England (2)
2. Scotland (2)
3. Wales (2)
4. British Isles (1)

WHO

1. Bar, J.C. (3)
2. Berghaus, H. (3)
3. Stieler, Adolf (3)

WHEN

1. 1850 (3)