Preliminary report of Spearman-Holzinger unitary trait study.

[Chicago] : [The University], [1934-]

volumes ; 28 cm

Prefaces signed by Karl J. Holzinger.--"Copyright ... Karl J. Holzinger" on contents pages of nos. 2-9

On contents pages of nos. 1-9: "Prepared at the Statistical Laboratory, Department of Education, The University of Chicago"

Copy 1 Supplier/Donor: Polytechnic of East London Note: Nos. 1-9, bound into cardboard folder. Nos. 1, 4, 5 and 6 are signed by Spearman. Formerly in the Spearman Collection of the Charles Myers Library at the N.I.I.P