Druid Reading List-
Grove of the Other Gods, ADF Druidry 101 Workshop (www.othergods.org)

Basic Info:
THE DRUIDS, Peter Berresford Ellis, William B. Eerdmans Publishing Company, Grand Rapids, Michigan, ISBN 0-8028-3798-0. This is the book to start with if you want to know about the ancient Druids.

Modern Pagan Druids:

THE SOLITARY DRUID, Robert Lee (Skip) Ellison, Citadel Press, (www.kensingtonbooks.com), NY, NY, ISBN 0-8065-2675-0. Written by the current ArchDruid of ADF for the solitary ADF Druid, contains advice, gleanings of Druid philosophy from literary sources, holidays and rituals, and an overview of modern Druidry.
BONEWITS’S ESSENTIAL GUIDE TO DRUIDISM, Isaac Bonewits, ArchDruid Emeritus of ADF, Citadel Press, (www.kensingtonbooks.com), NY, NY, ISBN 0-8065-2710-2. In depth history of both historical and modern Druids, Druid revival groups, descriptions of rituals from a few modern groups, Druid customs, responsibilities, and much more.
THE DRUID TRADITION, Philip Carr-Gomm, Element Books (Part of the “Elements of...” series), Rockport, Mass., ISBN 1-85230-202-X. Good overview of ancient and modern Druidry, by the Archdruid of the Order of Bards, Ovates and Druids.
THE DRUID RENAISSANCE, edited by Philip Carr-Gomm,Thorsons (Harper Collins), London, England. ISBN 1-85538-480-9. Information on the modern Druid revival, by various authors in different traditions.
THE DRUIDRY HANDBOOK, John Michael Greer, Red Wheel / Weiser, York Beach, ME, ISBN 1-57863-354-0. Good book on OBOD and Revival-style Druidry by the Grand ArchDruid of the Ancient Order of Druids in America.

THE DRUID SOURCE BOOK, compiled and edited by John Matthews, Blandford Press, London, England, ISBN 0-7137-2572-9. Collection of excerpts from source material from ancient times through modern times, along with a bit of explanation. Excerpts are out of context, still it teases you to read the old stories...
THE MABINOGION, translated and introduced by Jeffery Gantz, Penguin Books, Harmondsworth, Middlesex, England, ISBN 0-88029-039-0. Welsh tales written down in the 13th century from older oral tradition.
IRISH FOLK AND FAIRY TALES, edited by Sean Kelly, Galley Press, (The Rutledge Press) New York, NY, ISBN 0-8317-5001-4. Old Irish stories of Gods and Goddesses, Druids, and Warriors.
CARMINA GADELICA, Hymns and Incantations Collected in the Highlands and Islands of Scotland in the 1800s by Alexander Carmichael, Lindisfarne Press, Hudson NY, ISBN 0-940262-50-9. Old Pagan charms and invocations (some with Christian interjections), spells for various ailments, fairy spells, auguries, songs for dying wool, churning butter, etc... just as you would have found them if you’d been hiking around Scotland in the 1800s. With a bit of imagination, there’s a lot here that could be “reclaimed” by modern Druids. There are wonderful stories in the notes at the end of the book.
CELTIC HERITAGE, Alwyn Rees and Brinley Rees, Thames and Hudson, London, England, ISBN 0-500-27039-2. A classic scholarly text focusing on Irish and Welsh literature.
THE GODS OF THE CELTS, Miranda Green, Alan Sutton, Gloucester, England & Barnes and Noble Books, Totowa, NJ, ISBN 0-389-20672-5. Guide to Celtic religion in Britain and Europe covers Gods, ritual customs, cult objects, and sacred places. Professor Green, Research Fellow at the centre for Advanced Welsh and Celtic Studies, University of Wales, is a well-respected Celtic scholar.

Cool Book:

THE LIFE AND DEATH OF A DRUID PRINCE, Anne Ross and Don Robins, A Touchstone Book
(Simon and Schuster), New York, NY, ISBN 0-671-7422-5. Ross and Robins speculate that “Lindow man,” a 2000-year-old body discovered in a peat bog in the English midlands in 1984, was a high-ranking Druid who was voluntarily sacrificed in a Druid ritual. Dr. Ross is a consultant for National Geographic in the U.K. and a well-known Celtic scholar, Dr. Robins is on the faculty of the Institute of Archaeology at the University of London.