REMOVE

1. School
2. Children's Maps
3. Netherlands
4. 1810

WHAT

1. Atlas Map (1)
2. Geologic Atlas (1)
3. Geology (1)

WHERE

1. California (1)
2. Nevada (1)
3. Utah (1)
4. Wyoming (1)

WHO

1. Emmons, S.F. (1)
2. Hague, Arnold (1)
3. Julius Bien (1)
4. King, Clarence (1)

WHEN

1. 1876 (1)