This study analyzes the differing managerial behavior of the three dominant firms in the steam locomotive oligopoly as diesel locomotives replaced steam.

The National Association of Manufacturers was influential in establishing public relations as a permanent fixture in American corporate life. The Association took up the use of public relations in the depths of the depression, promoted its use strongly, and increased its stature.

The Johnson Company was initially innovative in both a technological and a managerial sense, but its technically-oriented inventor-managers proved unable to provide creative leadership once the enterprise had passed through its early, technologically creative period.

Professor Wheeler describes and analyzes the extreme violence that marked labor-management relations in the West Virginia coal fields.