278 N.W. 913 GUARANTY LIFE INSURANCE COMPANY, Appellee, v. FARMERS MUTUAL INSURANCE ASSOCIATION, Appellant. No. 44263.Supreme Court of Iowa. April 5, 1938. INSURANCE: Cancellation — ten-day requirement — shorter demand 1 on mortgagee ineffectual. As affecting a mortgagee’s interest in a fire insurance policy containing a cancellation clause upon ten days notice, the insurer’s written […]