¹ Special attention has been paid to the bulletins of the twenty-seven American graduate schools represented in the Association of American Universities, and to those of some half-dozen other leading institutions.

² Betts, and Kent, , Foreign Language Equipment of 2,325 Doctors of Philosophy (1930), pp. 106–112Google Scholar.

³ Haggerty, , “Occupational Destination of Ph.D. Recipients,” Educational Record, October, 1928Google Scholar; ibid., “The Professional Training of College Teachers,” North Central Association Quarterly, vol. 2, p. 108 ff; Kelly, , “The Training of College Teachers,” Journal of Educational Research, December, 1927CrossRefGoogle Scholar.

⁴ The requirements for the degree at Nebraska include this sentence: “Candidates who are graduates of the University of Nebraska are expected to devote at least one year to study at another institution, in order to broaden their academic contacts.”