Direct mechanical power transmission required that industries using hydropower had to locate near the waterfall. For example, during the last half of the 19th century, many grist mills were built at Saint Anthony Falls, utilizing the 50-foot (15 m) drop in the Mississippi River.
Source: Wikipedia > Hydropower
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- Hydropower Hydropower, Modified January 24, 2005, 12:00 am
- Hydro-power – Hydropower Production, Applications Reference, Modified June 21, 2009, 12:00 am
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- Modernizing hydropower | Hydropower Reform Coalition, Modified June 24, 2009, 12:00 am
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- The educational encyclopedia, physics, hydro energy, hydropower, Modified May 15, 2009, 12:00 am
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- Hydropower - Wikipedia, the free encyclopedia, Modified June 24, 2009, 12:00 am