The end of the East Helena, Montana depot which replaced one that burned. Located at Milepost 118.4, photograph by Rick Leach.

The Northern Pacific Depot at East Auburn, Washington, April 1971, from the Walter W. Ainsworth Collection, photograph by Robert W. Johnston.

Plat Map of Northern Pacific facilities at East Helena, Montana, April 10, 1941, Sheet Number 1, Line Segment 712, showing the East Helena yard, McClellan spur.

Plat Map of Northern Pacific facilities at East Helena, Montana, April 10, 1941, Sheet Number 2, Line Segment 712, showing the East Helena yard, McClellan spur.

Plat Map of Northern Pacific facilities at East Helena, Montana, April 10, 1941, Sheet Number 4, Line Segment 712, showing the East Helena yard, Great Northern interchange.

Plat Map of Northern Pacific facilities at East Helena, Montana, April 10, 1941, Sheet Number 3, Line Segment 712, showing the East Helena yard, smelter spur.

Plat Map of Northern Pacific facilities at East Helena, Montana, November 16, 1916, Sheet Number 1, Line Segment 712, showing the East Helena yard, smelter trackage, Great Northern mainline.

Plat Map of Northern Pacific facilities at East Helena, Montana, November 16, 1916, Sheet Number 2, Line Segment 712, showing the East Helena yard, smelter trackage.

Northern Pacific Engineering Drawing: General Plan, Bridge 233 - Prickly Pear Creek, East Helena, Montana, Line Segment 041, Milepost 233.7. Sheet 1068 - 43, 1928.