146 A. 165 CLARA MERCIER v. NASHUA BUICK Co. MANCHESTER BUICK Co. (trading as NASHUA BUICK Co.) v. CLARA MERCIER. Supreme Court of New Hampshire Hillsborough. Decided May 7, 1929. Where one signs a conditional sale memorandum as vendee, parol evidence is inadmissible in the absence of fraud or mistake to show that he was […]