244 N.W.2d 156 JENNIE HAKALA, TRUSTEE FOR HEIRS OF PALMER E. HANSON, v. MEGARRY BROS. No. 45888.Supreme Court of Minnesota. July 2, 1976. Negligence — negligence of contractor in permitting dangerous condition and failing to warn of it — instruction on emergency doctrine. Action in the Carlton County District Court for death by wrongful act […]