52. The Tyranny of the Machine. Joseph Harding Underwood.
53. The Passing of the Frontier. Thomas B. Macaulay, James Bryce,
and Peter Finley Dunne.
54. The New Issues. William Garrott Brown .
F. THE THEORY AND PROGRAM OF SOCIAL CONTROL
H. THE BASIS OF NATIONAL EFFICIENCY
65. Individualism and American Efficiency. Arthur Shadwell
66. German Socialized Efficiency. Samuel P. Orth