An Autobiography by Herbert Spencer. Illustrated in Two Volumes. (New York: D. Appleton and Company 1904). 2 vols. http://oll.libertyfund.org/titles/2322,
A 2 volume work. In volume 1 Spencer talks about the period from his early childhood up to 1856 soon after he left work on The Economist and was working on his second book. In volume 2 he covers the period from 1856 to 1889 soon after he had completed his trip to the United States.
The text is in the public domain.