[Frank] Knieriem helped build several of the buildings in the vicinity, including... the Hanneman barn and home.
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In 1921... the Hanneman family had a large barn and home built. Mr. Hanneman ran a pure-bred Jersey herd and sold his dairy products directly to consumers at this location. He produced a soft ice cream for which he became locally famous. Eventually, it became a regular stop for tourists as well as local patrons.