The Lehigh Coal and Navigation Compnay will not return to the coal mining business in the Panther Valley, its president, C. Millard Dodson, told more than 300 people who attended a meeting of he Lansford Taxpayers Association in the Lansford High School auditorium. He was also quoted as making the remark, "I'll lease the mines to any damn fool that wants them." Dodson, whose company owns the coal properties, spoke for two hours during which he was subjected to a constant flow of insults and jeers from the crowd.