The book "History of Astronomy" by George Forbes is a comprehensive exploration of the evolution of astronomical knowledge and understanding. Written in the early 20th century, the book covers the history of astronomy from ancient civilizations to the present day, touching on the contributions of key figures like Copernicus, Galileo, and Newton.

Forbes delves into topics such as the development of observational techniques, the evolution of astronomical theories, and the impact of astronomy on other fields of science. He also explores the cultural and social context in which astronomical discoveries were made, highlighting the ways in which beliefs about the universe have shaped human history.

Overall, "History of Astronomy" is an engaging and informative read for anyone interested in the history of science or the wonders of the universe. Forbes' prose is clear and accessible, making complex ideas easy to understand without sacrificing depth or nuance.