Plat Map of Northern Pacific facilities at Seattle, Washington, May 23, 1952, Sheet Number 3, showing the East Marginal Way, Boeing.

Plat Map of Northern Pacific facilities at Seattle, Washington, May 23, 1952, Sheet Number 1, showing the East Marginal Way, South Holly Street-South Orchard Street, industry spurs.

Plat Map of Northern Pacific facilities at Seattle, Washington, May 23, 1952, Sheet Number 2, showing the East Marginal Way, industry spurs.

Plat Map of Northern Pacific facilities at Seattle, Washington, May 23, 1952, Sheet Number 4, showing the East Marginal Way, Boeing, steel spurs.

Plat Map of Northern Pacific facilities at Seattle, Washington, November 1, 1953, Sheet Number 3, Line Segment 51, showing the Seattle-Tacoma line,ÿAirport Way, south Seattle.

Plat Map of Northern Pacific facilities at Seattle, Washington, November 1, 1953, Sheet Number 4, Line Segment 51, showing the Seattle-Tacoma line, Airport Way, south Seattle.

Plat Map of Northern Pacific facilities at Seattle, Washington, November 1, 1953, Sheet Number 1, Line Segment 51, showing the Seattle-Tacoma line, Airport Way, south Seattle.

Plat Map of Northern Pacific facilities at Seattle, Washington, November 1, 1953, Sheet Number 2, Line Segment 51, showing the Seattle-Tacoma line, Airport Way,ÿsouth Seattle.

Plat Map of Northern Pacific facilities at Seattle, Washington, March 24, 1954, Sheet Number 2, Line Segment 403, showing the Seattle-Sumas line, waterfront, Vine Street-Pike Street, North Portal, dock spurs.

Plat Map of Northern Pacific facilities at Seattle, Washington, March 24, 1954, Sheet Number 4, Line Segment 403, showing the Seattle-Sumas line, waterfront, Madison Street-Railroad Way, dock spurs.