They are called the Keepers, and the thing they guard so jealously is not material in the way that humans understand the word. It has volume but no shape, mass but no size.

The Furies 1985, Penguin Books Ltd, London

ISBN-13: 9780140071917

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The Furies 1969, Pan Books, London

ISBN-13: 9780330023924

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The Furies 1966, Wildside Press, Rockville, MD

ISBN-13: 9781880448854

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The Furies 1966, Wildside Press, Holicog

ISBN-13: 9781587151002

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