The State Fire Marshal is investigating the origin of Sunday evening's fire near Middleburg that caused an estimated $30,000 in damage to a two-story, wooden building that had been converted from a barn to a woodworking shop, fire authorities said yesterday.
About 30 firefighters from Union Bridge, Taneytown and New Midway of Frederick County battled the blaze in the 6200 block of Middleburg Road for 30 minutes.

