File:Woodeson boiler (Britannica, 1911).png
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Size of this preview: 417 × 600 pixels. Other resolutions: 167 × 240 pixels | 334 × 480 pixels | 534 × 768 pixels | 1,068 × 1,536 pixels.
Original file (1,068 × 1,536 pixels, file size: 120 KB, MIME type: image/png)