Northern Pacific Engineering Drawing: Extension to Culvert, Culvert, Near Frenchtown, Montana, Line Segment 042, Milepost 144.4. Sheet 1267 - 7, 1944.

Northern Pacific Engineering Drawing: Nose Angles Piers, Bridge 141 - Clark Fork River, west of Frenchtown, Montana, Line Segment 042, Milepost 141.9. Sheet 441 - 27, undated.

Northern Pacific Engineering Drawing: Pier Number 5, Bridge 141 - Clark Fork River, west of Frenchtown, Montana, Line Segment 042, Milepost 141.9. Sheet 441 - 27, undated.

Northern Pacific Engineering Drawing: Plan/Elevation for Abutment, Bridge 136 (307/12), Frenchtown, Montana, Line Segment 042, Milepost 136.5. Sheet 441 - 51, 1902. Note: Steel span

Northern Pacific Engineering Drawing: Section Headquarters Building at Frenchtown, Montana, prepared in 1977. Burlington Northern File Number 1347-E1, Reference Number 10109.

Northern Pacific Engineering Drawing: Section Headquarters Building at Frenchtown, Montana, prepared in 1977. Burlington Northern File Number 1347-1, Reference Number 10108.

Northern Pacific Engineering Drawing: Section Headquarters Building at Frenchtown, Montana, prepared in 1977. Burlington Northern File Number 1347-1, Reference Number 10111.

Plat Map of Northern Pacific facilities at Frenchtown, Montana, April 3, 1933, Sheet Number 3, Line Segment 43, showing the De Smet-Paradise line.