Where a U.S. District Court erred in admitting Alcohol, Tobacco, Firearms and Explosives records concerning a firearms dealer’s license, the error was harmless because a second copy of the license was properly in evidence.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Robert L. Miller Jr., Northern District of Indiana.In February 2017, Michael Barber and his friend Anthony Chipps used …