File:Tunnel 5, detail of the east portal showing how it is keeping the east end from collapsing. The view is looking up at Milepost 23.15 - Camas Prairie Railroad, Second Subdivision, From HAER ID-41-115.tif
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Size of this JPG preview of this TIF file: 743 × 600 pixels. Other resolutions: 297 × 240 pixels | 595 × 480 pixels | 952 × 768 pixels | 1,269 × 1,024 pixels | 2,538 × 2,048 pixels | 5,401 × 4,359 pixels.
Original file (5,401 × 4,359 pixels, file size: 22.46 MB, MIME type: image/tiff)