TABLE OF CONTENTS 
PART I—PSYCHOLOGICAL TESTS 
PAGE 
Foreword 3 
I. Employment Psychology Defined 5 
II. A First Experiment 22 
III. Applying the Results 39 
IV. Selecting Girls as Assemblers S3 
V. The Portable Laboratory 6 2 
VI. Testing Men Assemblers 69 
VII. Clerks 77 
VIII. Stenographers, Typists, and Comptometrists 88 
IX. Testing to Specification io 3 
X. Machine Operators 112 
XI. Apprentice Toolmakers I2 3 
XII. General Intelligence, A Dialogue 13° 
XIII. Language and Literacy Tests. . 1 4° 
XIV. The Technique of Giving Tests 154 
XV. The Vocational Value of Tests I7 1 
XVI. The Scope of Psychological Tests 188 
With Special Reference to the Selection of 
Higher Executives. 
XVII. The Scope of Psychological Tests (cont’d) 19S 
PART II—TRADE TESTS AND OTHER APPLICATIONS 
OF EMPLOYMENT PSYCHOLOGY 
Foreword 213 
XVIII. How to Ask Questions, the Question Trade Tests .. 215 
XIX. The Observational Method 231 
XX. Job Analysis 251 
XXL Selection and Training, the Vestibule School 270 
xi