143 A. 173 PORTLAND MORRIS PLAN BANK vs. OSCAR H. WINCKLER, ET AL. Supreme Judicial Court of Maine. Cumberland. Opinion September 19, 1928. AGENCY. BANKS AND BANKING. NEGOTIABLE INSTRUMENTS ACT. EQUITY. FRAUD. BURDEN OF PROOF. A cashier or treasurer of a bank is a general agent of the bank for the performance of his official […]