REMOVE

1. Erdmann, Edvard
2. Leach, W.W.
3. Dowling, D.B.

WHAT

1. Atlas Map (1)
2. Coal (1)
3. Geologic Atlas (1)
4. Geology (1)
5. Mining (1)

WHERE

1. Sweden (1)

WHO

1. Dowling, D.B. (1)
2. Erdmann, Edvard (1)
3. Leach, W.W. (1)
4. McInnes, William (1)
5. Morang & Co. (1)

WHEN

1. 1909 (1)
2. 1913 (1)