257 N.W. 411 JACOB E. BROWN, Appellee, v. RATH PACKING COMPANY et al., Appellants. No. 42234.Supreme Court of Iowa. November 20, 1934. MASTER AND SERVANT: Workmen’s Compensation Act — Noncausal Connection — Conclusiveness of Finding. A finding by the industrial commissioner, on conflicting testimony that the physical condition of an employee was not caused by […]