John Hammeerstrom points out the roof washer that diverts rainwater for filtration.
John Hammeerstrom points out the roof washer that diverts rainwater for filtration. MIAMI HERALD STAFF
John Hammeerstrom points out the roof washer that diverts rainwater for filtration. MIAMI HERALD STAFF

Home & Garden

In '50s, solar technology gave way to electricity

September 30, 2007 3:01 AM

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