NOTES:
Reading edition
[1: 1886. "Mind" Vol. 11. "The need of a Society for experimental Psychology."]
[2: 1888. "Mind" Vol. 13. "The Psychological Laboratory at Leipsic."]
[3: Essays. On the genius and tendency of the writings of Thomas Carlyle. "The Camelot Series."]
[4: See supplementary notice of "Hamlet" in Charles Knight's Pictorial Edition of Shakespeare.]