The Quantitative Study of Dreams -  .

10,000 Dreams Interpreted by Gustavus Hindman Miller - - The complete online HTML text, extensively annotated, with references cross-linked to the Encyclopedia of the Self. Victorian references demonstrate the cultural bias inherent in symbol dictionaries.

A Hermeneutic and Rhetoric of Dreams - - An essay discussing the apparent meaning in dreams by Cyd C. Ropp at Janus Hea.

The Interpretation of Dreams - - The Third Edition of Sigmund Freud's seminal work on dream interpretation, as translated by A. A. Brill.

Montague Ullman - - Collection of writings on the value of dreams, experiential dream groups and parapsychology.

Nightmares and Disorders of Dreaming - - General description of types of dream disorders and medications that may cause them. From the American Academy of Family Physicians.

On Dreams - - Aristotle considers the implications of dreaming with regard to the nature of perception. Beyond his insights into the nature of the mind, his writing gives us a glimpse of the bizarre and sometimes humorous beliefs held before modern science.

On Prophesying by Dreams - - Aristotle recognizes that all beings, even animals, dream, and discounts claims of a divine source and of their ability to foretell the future.

Working With Traumatic Dreams Toward Healing - - Discusses dreams as a symptom of post-traumatic stress disorder. From Traumatology, a publication of the Green Cross Foundation.