File:Farmers of forty centuries - Japanese circumferential foot-power water wheel.jpg
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Size of this preview: 800 × 586 pixels. Other resolutions: 320 × 234 pixels | 640 × 469 pixels | 1,024 × 750 pixels | 1,280 × 937 pixels | 1,467 × 1,074 pixels.
Original file (1,467 × 1,074 pixels, file size: 317 KB, MIME type: image/jpeg)