important are as follows: The Russian Shores of the Black Sea (1853), Minnesota and the Far West (1855), The Transcaucasian Campaign (1856), Patriots and Fillibusters (adventures in Southern States) (1860), Narrative of a Mission to China and Japan (1857-59), The Land of Gilead (1880), Piccadilly (1870), and Altiora Peto (1883) (novels), and Scientific Religion.