A gestalt completion test : a study of a cross section of intellect / by Roy F. Street.

New York City : Teachers college, Columbia university, 1931.

vii, 65 pages, 15 unnumbered leaves of plates : illustrations ; 24 cm.

Issued also as thesis (Ph. D.) Columbia University

Copy 1 Supplier/Donor: Polytechnic of East London Note: Spearman's signature on front endpaper. Formerly in the Charles Myers Library at the National Institute of Industrial Psychology. Contains Charles Myers Library bookplate

Bibliography: p. 33-34.