“A classic of scientific biography.”—Saturday Review.

“The translation of M. Vallery-Radot’s admirable biography of the great Frenchman is a book which every English-speaking admirer of Pasteur will desire to possess.”—The AthenÆum.

“Pasteur’s career is set out in the fullest detail, making an absorbing narrative, and the scientific, social, and political environment is sketched with vivid accuracy. It is the picture of a great man, a great career, and a great epoch in the history of France and of science.”—The Times Literary Supplement.

“All the aspects of Horsley’s strenuous life are depicted with the writer’s accustomed sympathy and skill. Mr. Paget has given us a study of absorbing interest.... We are never allowed to lose sight of the restless energy and indomitable courage that characterised all that Horsley undertook.”—British Medical Journal.

“No biographer who agreed with Horsley could have given us anything so valuable, so convincing, so vitally defined.... Mr. Paget has never had an equal as a medical biographer, and here he has excelled himself.”—The Observer.

“May be recommended as an excellent study of the great Irishman to whose services as natural philosopher and chemist even modern scientists owe a debt of gratitude.”—Pall Mall Gazette.