Plat Map of Northern Pacific facilities at Seattle, Washington, June 1, 1947, Sheet Number 2, Line Segment 403, showing the Seattle-Sumas line, Fremont, Evanston Avenue North-Interlake Avenue North, industry spurs.

Plat Map of Northern Pacific facilities at Seattle, Washington, July 1, 1947, Sheet Number 2, Line Segment 430, showing the Seattle-Argo line, Argo interlocking.

Plat Map of Northern Pacific facilities at Seattle, Washington, October 13, 1948, Sheet Number 1, Line Segment 403, showing the Seattle-Sumas line, Interbay.

Plat Map of Northern Pacific facilities at Seattle, Washington, October 13, 1948, Sheet Number 2, Line Segment 403, showing the Seattle-Sumas line, Interbay, Naval Supply Depot.

Plat Map of Northern Pacific facilities at Seattle, Washington, October 13, 1948, Sheet Number 3, Line Segment 403, showing the Seattle-Sumas line, Smith Cove, navy piers.

Plat Map of Northern Pacific facilities at Seattle, Washington, January 1, 1949, Sheet Number 1, Line Segment 51, showing the Seattle-Tacoma line, South Lander Street-South Hanford Street, old roundhouse leads.

Plat Map of Northern Pacific facilities at Seattle, Washington, January 1, 1949, Sheet Number 2, Line Segment 51, showing the Seattle-Tacoma line, South Forest Street-Spokane Street, old roundhouse leads.

Plat Map of Northern Pacific facilities at Seattle, Washington, January 1, 1949, Sheet Number 3, Line Segment 51, showing the Seattle-Tacoma line, Spokane Street-Argo, wye.

Plat Map of Northern Pacific facilities at Seattle, Washington, November 1, 1949, Sheet Number 2, Line Segment 403, showing the Seattle-Sumas line, Elliott Avenue West.

Plat Map of Northern Pacific facilities at Seattle, Washington, July 1, 1949, Sheet Number 2, Line Segment 403, showing the Seattle-Sumas line, Interbay, 12th Avenue West-West Dravus Street, Great Northern roundhouse.