REMOVE

1. Sweden
2. G.F. Cruchley
3. Pickersgill, H.W.
4. Dean, T.A.

WHAT

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

WHERE

1. Caribbean (2)
2. Gulf of Mexico (2)
3. West Indies (2)
4. United States (1)

WHO

1. Berghaus (2)
2. Eberhardt, H. (2)
3. Habenicht, H. (2)
4. Justus Perthus (2)
5. Kramer, A. (2)

WHEN

1. 1879 (2)
2. 1881 (2)