REMOVE

1. Chart Map
2. Exploration Book
3. Alaska
4. 1799

WHAT

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

WHERE

1. Czech Republic (1)
2. Germany (1)
3. Slovakia (1)

WHO

1. Bar, I.C. (1)
2. Berghaus, H. (1)
3. Hubbe, H. (1)
4. Justus Perthus (1)
5. Reichard, C.G. (1)

WHEN

1. 1834 (1)
2. 1837 (1)