82 N.W.2d 292 MICHAEL CUNNINGHAM, appellant, v. LOREN EDWARD COURT, appellee. No. 49146.Supreme Court of Iowa. April 3, 1957. APPEAL AND ERROR: Specification of negligence — unsupported 1 by evidence — error — exception. Submission to the jury of a specification of negligence where there is no evidence introduced thereon is error, except where by […]