File:HEADLEY(1882) -p238 Penn. R. R. - Allegheny Mountain Tunnel.jpg
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Size of this preview: 800 × 526 pixels. Other resolutions: 320 × 210 pixels | 640 × 421 pixels | 1,024 × 673 pixels | 1,495 × 983 pixels.
Original file (1,495 × 983 pixels, file size: 1.13 MB, MIME type: image/jpeg)