Objective measurement of instrumental performance
Journal/Book: Teachers college, Columbia university. Contributions to education, no. 860.. 1942; New York. Teachers College Columbia University. x, 88, .
Note: by John Goodrich Watkins. Issued also as thesis (PH.D) Columbia university. "Appendix. A performance test for the cornet or trumpet, form A and form B":  p. at end. Bibliography: p. 86-88. @ MUSIC [c.1] Contributions to education ; no. 860.
Keyword(s): Musical ability Testing.. Music Psychology.