File:Tool room, detail of west wall showing electrical switching boxes and Derrick - Chicago, Burlington and Quincy Railroad, Roundhouse and Shops, Broadway and Spring Streets, Aurora, HAER ILL,45-AUR,1-73.tif
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Size of this JPG preview of this TIF file: 752 × 600 pixels. Other resolutions: 301 × 240 pixels | 602 × 480 pixels | 963 × 768 pixels | 1,280 × 1,020 pixels | 2,560 × 2,041 pixels | 4,912 × 3,916 pixels.
Original file (4,912 × 3,916 pixels, file size: 18.35 MB, MIME type: image/tiff)