PP/GC/CA/210 Letter from Sir S.Canning to Henry John Temple, third Viscount Palmerston, concerning the rumours of conspiracies between Russia and Greece from the activities of the hetaerist societies, the Tsarina's visit to the Crimea, increasing crime, harsh treatment of Hungarian refugees by the Turkish authorities, border dispute between Persia and Turkey, and the uprising on Samos, 25 April 1850
