Budapest, Zsuzsanna E, The Grandmother of Time, Harper & Row 1989
Campanelli, Pauline, The Wheel of the Year, Llewellyn 1989
Cunningham, Nancy Brady, Feeding the Spirit, Resource Publications 1988 [I believe this is out of print]
Farias, Helen, Octava no longer exists but some of Helens writings on seasonal holidays can be found in back issues of The Beltane Papers .
Murray, Gilbert, Five Stages of Greek Religion, Doubleday 1955
Providing light to complete necessary tasks such as reading, cooking, medical procedures, manufacturing and more is a significant contribution to society we take for granted. The history of the light bulb goes back over 100 years and it continues to play an important role in how people live daily. There are controversies and issues in dealing with the design and purpose of the light bulb that continues to unfold. In the end, most people want something that will provide sufficient light energy to help them accomplish necessary tasks. A good form of useful light, besides natural light from the sun, is thanks to the light bulb.