REMOVE

1. Caboose
2. Passenger
3. Warm Springs

WHAT

1. Coal (1)
2. Coal Tower (1)
3. Crane (1)
4. Diesel (1)

WHERE

1. Cherry Creek (1)
2. Cobre (1)
3. Currie (1)
4. East Ely (1)
5. Ruth (1)

WHO

1. Armstrong, W.R. (1)
2. Cordoni, A.V. (1)
3. Stork, A. (1)
4. Whitmore, J.P. (1)

WHEN

1. 1960s (1)