Plat Map of Great Northern facilities at Concrete/Grassmere, Washington, April 1, 1964, Sheet Number 2, Line Segment 409, showing the Concrete-Anacortes line.

Plat Map of Great Northern facilities at Concrete, Washington, undated, Sheet Number 1, Line Segment 409, showing the Concrete-Anacortes line.

Plat Map of Great Northern facilities at Concrete, Washington, undated, Sheet Number 2, Line Segment 409, showing the Concrete-Anacortes line.

Plat Map of Great Northern facilities at Concrete, Washington, April 1, 1964, Sheet Number 1, Line Segment 409, showing the Concrete-Anacortes line.

Plat Map of Great Northern facilities at Concrete, Washington, April 1, 1964, Sheet Number 2, Line Segment 409, showing the Concrete-Anacortes line.

Plat Map of Great Northern facilities at Comanche, Montana, January 1, 1964, Sheet Number 2, Line Segment 362, showing the Mossmain-Great Falls line.

Plat Map of Great Northern facilities at Comanche, Montana, January 1, 1964, Sheet Number 1, Line Segment 362, showing the Mossmain-Great Falls line.

Plat Map of Great Northern facilities at Colville, Washington, June 1, 1963, Sheet Number 1, Line Segment 376, showing the Boundary-Dean-Kettle Falls line.

Plat Map of Great Northern facilities at Colville, Washington, June 1, 1963, Sheet Number 2, Line Segment 376, showing the Boundary-Dean-Kettle Falls line.

Plat Map of Great Northern facilities at Colville, Washington, June 1, 1963, Sheet Number 3, Line Segment 376, showing the Boundary-Dean-Kettle Falls line.