Letter from Sir Archibald Sinclair [later 1st Lord Thurso] (Thurso Castle, [Caithness, Scotland]) to Edward Marsh enclosing CHAR 2/122/71-72 and asking him to show it to WSC, commenting on the electoral situation in [East Perthshire and Caithness and Sutherland], and reporting on his successful fishing and the depression of Edwin Montagu.