File:Chinese railroad workers sierra nevada.jpg
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![File:Chinese railroad workers sierra nevada.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/2/23/Chinese_railroad_workers_sierra_nevada.jpg/800px-Chinese_railroad_workers_sierra_nevada.jpg)
Size of this preview: 800 × 541 pixels. Other resolutions: 320 × 216 pixels | 640 × 433 pixels | 1,024 × 692 pixels | 1,284 × 868 pixels.
Original file (1,284 × 868 pixels, file size: 459 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:26, 26 July 2016 | ![]() | 1,284 × 868 (459 KB) | commons>Nagualdesign | Improved contrast (Levels and Curves adjustments). |
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