REMOVE

1. Ireland
2. Scotland
3. 1851
4. 1850

WHAT

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

WHERE

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

WHO

1. Bar, J.C. (2)
2. Berghaus, H. (2)
3. Edler (2)
4. Justus Perthes (2)
5. Stieler, Adolf (2)