Hollyfeld: Heidrick
- A small collection of Heidrick's work.
- http://www.hollyfeld.org/heaven/Text/Magick/Heidrick/

An Abramelin Ramble
- Bill's review of this sometimes controversial book.
- http://www.hermetic.com/heidrick/abramel.html

Magical Correspondences-- Heidrick
- Large file on different correspondences.
- http://www.winternet.com/~blister/magcores.html

Bill Heidrick's Cross References
- Includes links to the Thelema Lodge Newsletter, and an email for Heidrick.
- http://www.billheidrick.com/

32 Emanations
- A guide to self-initiation and qabalistic meditation using the thirty-two paths and spheres of the Tree of Life.
- http://www.digital-brilliance.com/kab/32em.txt

The Star Sponge and the Fifty Gates
- Notes on Crowley's Star-Sponge vision at Lake Pasquaney and the traditional Fifty Gates of Wisdom formed by pairing the lower spheres of the Tree of Life.
- http://www.digital-brilliance.com/kab/50gates.txt

Tree of Life
- An approach to learning the Tree of Life through Meditation. Drawn from his classes.
- http://www.digital-brilliance.com/kab/qbl-1.txt

Magical Correspondences
- Heidrick's views on a variety of issues related to correspondences. A commentary on Crowley's 777.
- http://www.digital-brilliance.com/kab/magcores.txt

Heidrick at Hollyfeld
- An archive of Heidrick texts from hollyfeld.org.
- http://www.hollyfeld.org/heaven/Text/Thelema/Heidrick/.ghindex.phtml

Magick and Qabalah No. 1
- Rituals, devices, qabalistic methods and information presented during a class by him.
- http://www.digital-brilliance.com/kab/mq-1.txt

An Abramelin Discourse
- From a Thelema Lodge class on "The Book of the Sacred Magic of Abra-Melin the Mage".
- http://www.digital-brilliance.com/kab/abramel.htm

The Magick and Mysticism of Bill Heidrick
- Collection of Heidrick essays from Al Billings' hermetic.com.
- http://www.hermetic.com/heidrick/