1. A note on rotation of axes

   • Charles M. Harsh

   OriginalPaper Pages: 211 - 214

2. Sampling theory in item analysis

   • Walter W. Merrill Jr.

   OriginalPaper Pages: 215 - 223

3. A method of factor analysis by means of which all coordinates of the factor matrix are given simultaneously

   • Paul Horst

   OriginalPaper Pages: 225 - 236

4. The scaling of practice data

   • Herbert Woodrow

   OriginalPaper Pages: 237 - 247

5. Ability, motivation, and speed

   • L. L. Thurstone

   OriginalPaper Pages: 249 - 254

6. Some aspects of Rashevsky's theory of delayed reflexes

   • A. S. Householder
   • E. Amelotti

   OriginalPaper Pages: 255 - 262

7. A factor analysis of certain neurotic symptoms

   • Charles I. Mosier

   OriginalPaper Pages: 263 - 286

8. A review

   • Dorothy C. Adkins
   • M. W. Richardson
   • Harold Gulliksen

   BookReview Pages: 287 - 288