A review of the various sleep theories from the academic point of view.
Kaplan, L.—Ueber wiederkehrende Traumsymbole. Zentrablatt f. Ps. A. IV, p. 284.
An essay on dream symbolism.
Manacéine, M. de.—Sleep, its physiology, pathology, hygiene and psychology. Scribner.
The most complete study of sleep from every possible point of view, placing the emphasis, however, on the physical aspects of sleep.
Sachs, H.—Traumdeutung und Menschenkenntniss. Jahrb. d. Ps. A. III, p. 121.
Schrotter, K.—Experimentelle Träume. Zentralblatt f. Psy. A. II, p. 638.
A record of very interesting experiments in the production of artificial dreams through hypnotism.
Silberer, H.—Der Traum Enke. Stuttgart.