(10) Woods, Robert. The City Wilderness. A settlement study, south end of Boston. Boston, 1898. ——. Americans in Process. A settlement study, north and west ends of Boston. Boston, 1902.

(11) Kenngott, G. F. The Record of a City. A social survey of Lowell, Massachusetts. New York, 1912.

(12) Harrison, Shelby M., ed. The Springfield Survey. A study of social conditions in an American city. Findings in 3 vols. Russell Sage Foundation. New York, 1918.

(13) Roberts, Peter. Anthracite Coal Communities. A study of the demography, the social, educational, and moral life of the anthracite regions. New York and London, 1904.

(14) Williams, J. M. An American Town. A sociological study. New York, 1906.

(15) Wilson, Warren H. Quaker Hill. A sociological study. New York, 1907.

(16) Taylor, Graham R. Satellite Cities. A study of industrial suburbs. New York and London, 1915.

(17) Lewis, Sinclair. Main Street. New York, 1920.

(18) Kobrin, Leon. A Lithuanian Village. Translated from the Yiddish by Isaac Goldberg. New York, 1920.

IV. THE STUDY OF THE FAMILY