REMOVE

1. Mine
2. Ely
3. McGill
4. Smelter
5. 1960s

WHAT

1. Crew (1)
2. Deep Ruth (1)
3. Haul Truck (1)
4. KCC (1)
5. Kennevadan (1)

WHERE

1. Cobre (1)
2. East Ely (1)
3. Ruth (1)

WHO

1. Butterman, L. (1)
2. Jackling, D.C. (1)
3. Kefauver, K.E. (1)
4. MacDonald, D.C. (1)
5. O'Shaughanessy, M.J. (1)