REMOVE

1. Mining
2. Land Development
3. Railroad
4. Idaho
5. Oregon
6. 1891

WHAT

1. Atlas Map (1)
2. Physical (1)
3. Water (1)
4. World Atlas (1)

WHERE

1. Alps (1)
2. Italy (1)
3. Switzerland (1)

WHO

1. Dussieux, L. (1)
2. Jacques Lecoffre et Comp. (1)
3. Marlier (1)
4. Racon, Simon et Comp. (1)

WHEN

1. 1846 (1)
2. 1856 (1)