Robert G. Ingersoll wrote the lectures and essays included in "The Works Of Robert G. Ingersoll Vol.11" in the nineteenth century. The book's preface is taken from Ingersoll's address "The Grant Banquet," which he delivered in 1885 in honor of former President Ulysses S. Grant. Ingersoll expresses his views on a variety of political and social issues, including free speech, the labor movement, and the role of government in society. He also discusses the importance of science and education while criticizing how religion affects society. Overall, "The Works Of Robert G. Ingersoll Vol.11" provides an intriguing peek into the ideas and views of one of the most well-known freethinkers of the 19th century, as well as his vision on a more rational and developed society.