22 photos

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MECHANICAL DESIGN OF HYDROPOWER PLANTS.
36 photos
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THE WATER WHEEL GOVERNOR
49 photos
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HYDRAULIC MACHINERY.
24 photos
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Speed Regulation of Water-Power Plants.
6 photos
3 photos in 1 sub-album -
GOVERNORS AND THE GOVERNING OF PRIME MOVERS.
248 photos
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ALLIS-CHALMERS MANUFACTURING COMPANY HISTORY.
18 photos
61 photos in 3 sub-albums -
Hydroelectric Power Plant Engineering History.
10 photos
50 photos in 2 sub-albums
