CLEVER HANS
CLEVER HANS
(THE HORSE OF MR. VON OSTEN)
A CONTRIBUTION TO EXPERIMENTAL
ANIMAL AND HUMAN
PSYCHOLOGY
BY
OSKAR PFUNGST
OSKAR PFUNGST
WITH AN INTRODUCTION BY PROF. C. STUMPF,AND ONE ILLUSTRATION AND FIFTEEN FIGURES
TRANSLATED FROM THE GERMAN
BY
CARL L. RAHN
Fellow in Psychology in the University of Chicago
BY
CARL L. RAHN
Fellow in Psychology in the University of Chicago
WITH A PREFATORY NOTE BY
JAMES R. ANGELL
Professor of Psychology in the University of Chicago
JAMES R. ANGELL
Professor of Psychology in the University of Chicago
NEW YORK
HENRY HOLT AND COMPANY
1911
HENRY HOLT AND COMPANY
1911
Copyright, 1911
BY
HENRY HOLT AND COMPANY
BY
HENRY HOLT AND COMPANY
PREFATORY NOTE
[By James R. Angell]
The University of Chicago
It gives me great pleasure to accept the invitation ofthe publishers to write a word of introduction for Mr.Rahn's excellent translation of "Der Kluge Hans", abook which in the original has been but little known toAmerican readers. The present wave of inter
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