REMOVE

1. Operations
2. Bulletin
3. Shafter
4. Peterson, H.M.

WHAT

1. Accident (1)
2. Damage (1)
3. Derailment (1)

WHERE

1. Cobre (1)
2. East Ely Yard (1)
3. McGill (1)
4. Ore Yard (1)

WHO

1. Armstrong, W.R. (3)
2. Dougherty, P.L. (2)
3. Lake, G.F. (2)
4. Perry, J.H. (2)

WHEN

1. 1950s (2)
2. 1940s (1)