Symbols and values : an initial study - Conference on Science, Philosophy and Religion in Their Relation to the Democratic Way of Life, 1952. Columbia University; Bryson, Lyman, 1888-1959; Finkelstein, Louis, 1895-; MacIver, R. M. (Robert Morrison), 1882-1970; McKeon, Richard (Richard Peter), 1900-1985 (New York : Harper & Brothers, 1954)