Web Resources:

http://ancientkelticchurch.org - Home page of the Ancient Keltic Church and The Roebuck, Ann and Dave Finnin’s Clan of Tubal Cain in the USA.

http://www.cyberwitch.com/bowers/ - Articles written by Robert Cochrane for The Pentagram and New Dimensions in the 1960s, including some of the correspondence.

http://www.cog.org/wicca/trads/1734.html - A short history of the "1734" tradition in North America, written by the late Sandy Kopf.
 

Suggested Reading:

Evan John Jones edited by Michael Howard: The Roebuck in the Thicket (Capall Bann Publishing 2001)

Robert Cochrane with Evan John Jones edited by Michael Howard: The Robert Cochrane Letters (Capall Bann Publishing 2002).

Doreen Valiente and Evan John Jones: Witchcraft: A Tradition Renewed (Custer, Washington: Phoenix Publishing, 1990)

William G. Gray: Western Inner Workings. (York Beach, Maine: Samuel Weiser, 1983).

Evan John Jones and Chas S. Clifton: Sacred Mask, Sacred Dance (St. Paul: Llewellyn, 1997)

Justine Glass: Witchcraft: The Sixth Sense (London: Neville Spearman, 1965)

Ronald Hutton: The Triumph of the Moon: A History of Modern Pagan Witchcraft (Oxford: Oxford University Press, 1999)

William G. Gray:Seasonal Occult Rituals (London: Aquarian Press, 1970).

Doreen Valiente: The Rebirth of Witchcraft (London: Robert Hale, 1989)