John Michell (1724-93) was a renowned English natural philosopher, astronomer and geologist. Originally published in 1918, this book presents a concise study of Michell's life and achievements, incorporating discussion of his contributions to geology, physics and astronomy. The text was written by Scottish geologist Archibald Geikie (1835-1924), following researches among the archives of the Royal Society and its dining club. This is a highly readable book that will be of value to anyone with an interest in Michell and his scientific achievements.