Translated from German.
"First published in English 1988, Second edition (under the title The ninth century, world history in the light of the Holy Grail) 1991"--T.p. verso.
"Originally published in German under the title Weltgeschichte im Lichte des Heiligen Gral, Das Neunte Jahrhundert by Orient-Occident Verlag, Stuttgart and more recently by J. Ch. Mellinger Verlag, Stuttgart"--T.p. verso.
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The ninth century and the Holy Grail by Walter Johannes Stein. ISBN 9781906999049. Published by Temple Lodge Pub. in 2009. Publication and catalogue information, links to buy online and reader comments.
