Admits Killing at Holstein During Dispute Over Work At Home Held In County acting _Dispo sition Of Case Holstein, In, July 19—— The confession of Lester Mohr, 14, that he killed his mother, Mrs. Gus Mohr after becoming infuriated following an argument over some work she wanted done, cleared up f one of the most brutal slayings in the history of Northwestern Town ‘The Ind, who is being held in the county jail at Ida Grove, confes sed late last night to County Attor ney George Clark, Jr. that he kill his mother Thursday afternoon. ‘The attorney said Mohr told of ar guing with his mother in the farm yard and that he grabbed a brick which he threw at her but missed. He said he grabbed another brick he also tossed at her, itt ting his mother in the head, stun ning her. 7 Mohr admitted getting his shot ‘gun and shooting through a screen door to gain entrance to the house. Upon entering he shot his mother with the shotgun, his confession says. Afterward, he said, he shot her in the head with his rifle