281 N.W. 121 LEAH F. DUNCAN, Appellant, v. BROTHERHOOD OF LOCOMOTIVE FIREMEN ENGINEMEN, Appellee. No. 44379.Supreme Court of Iowa. August 5, 1938. Rehearing Denied November 25, 1938. BENEFICIAL ASSOCIATIONS: Policy limitation on actions not 1 condition precedent. An insurance certificate issued by a mutual benefit society, containing a statement, that any action thereon shall be […]