"The Department of State: A Study in the Functioning of the American Government" by Thomas S. Estes and E. Allan Lightner is a detailed examination of the U.S. Department of State during the 1970s. Published by Praeger in 1976, this hardcover book is part of the Praeger Library of U.S. Government Departments and Agencies series. Focusing on political science, the book delves into international relations and American government, with the authors providing insights into the workings of the State Department during this era. It features illustrations and comes with a dust jacket, making it a valuable addition to any library interested in government and politics."