The book "History of the Harvard College of Astronomy 1840-1890" by Daniel W. Baker is a detailed study of the development of astronomical research in the early 19th century. The author reveals important events, features and achievements associated with Harvard College during this period. The book highlights significant astronomical discoveries and the contribution of scientists to the development of science. The reader will find in this book many interesting facts, analyzes and conclusions concerning the history of astronomy and higher education. "The History of the Harvard College of Astronomy in the Period 1840-1890" opens the reader to a fascinating world of scientific research and devotion to knowledge.