Minnesota Public Radio slideshow:
St. Paul businesses going solar with the help of customers
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Old Man River Cafe owner Jon Kerr and his partner installed a one-killowatt solar energy system to generate enough energy to power the coffee roaster. (MPR Photo/Marisa Helms)

Old Man River Cafe owner Jon Kerr and his partner installed a one-killowatt solar energy system to generate enough energy to power the coffee roaster.

(MPR Photo/Marisa Helms)
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