Letter from Austen Chamberlain (11 Downing Street) to WSC enclosing CHAR 2/122/159-164 and proposing that if Sir Archibald Sinclair [later 1st Lord Thurso] does not withdraw from his candidature for East Perthshire the local Conservatives will be asked to submit the question of the constituency's representation to arbitration by [David Lloyd George] and Chamberlain.