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Author(s): Clark, John R., 1887– Title: *The relation of speed, range and level to scores on intelligence tests [Columbia Univ.] Pagination: 3 p. l. 40p. Place of Publication: N. Y. Date of Publication: 1925 Size: 8°. Language: English Type of Resource: Dissertation Series/Volume/Page: Series 4/Volume 3/Page 671