File:An Allegory for the Careful Study of Owners and Useres of Water Power by John B. McCormick (Hercules Turbine).png
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Size of this preview: 800 × 544 pixels. Other resolutions: 320 × 218 pixels | 640 × 435 pixels | 1,024 × 697 pixels | 1,280 × 871 pixels | 2,560 × 1,742 pixels | 4,304 × 2,928 pixels.
Original file (4,304 × 2,928 pixels, file size: 7.95 MB, MIME type: image/png)