TIM JEAN/Staff photo. Mark Olson, Director and Conductor for the Middlesex Concert Band entertains the crowd during Andover's Fourth of July celebration in The Park, downtown Andover. 7/4/12
, TIM JEAN/Staff photo. Mark Olson, Director and Conductor for the Middlesex Concert Band entertains the crowd during Andover's Fourth of July celebration in The Park, downtown Andover. 7/4/12

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