Includes bibliographical references (p. 633-643) and indexes
pt. 1. A novelty spawns small businesses, 1894-1908 -- pt. 2. Struggles for control, 1908-1930 -- pt. 3. A mature oligopoly, 1930-1948 -- pt. 4. Retrenchment, reappraisal, and reogranization, 1948-.
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries