| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| A Mirror of Chaucer's World | Paperback | 978-0-691-01349-7 | 1978 | |
| A Mirror of Chaucer's World | Hardcover | 978-0-691-06079-8 | 1965 | |
| Arthurian Legends in Medieval Art, No. 9 | " | 978-0-527-58300-2 | 1938 | L. Hibbard |
| Arthurian Literature in Middle Ages | " | 978-0-19-811588-5 | 1959 | |
| Celtic Myth and Arthurian Romance | Paperback | 978-0-89733-436-5 | 2005 | |
| Celtic Myth And Arthurian Romance | " | 978-0-09-473350-3 | 1995 | |
| Celtic Myth and Arthurian Romance | Hardcover | 978-0-09-472800-4 | 1993 | |
| Lanzelet | Paperback | 978-0-231-12869-8 | 2005 | Ulrich von von Zatzikhoven · additional notes by Kenneth G.T. Webster · Thomas Kerth |
| Lanzelet | Hardcover | 978-0-231-12868-1 | 2004 | Ulrich von Zatzikhoven · additional notes by Kenneth G.T. Webster · Thomas Kerth |
| Mediaeval English Verse and Prose in Modernized Versions | " | 978-0-13-573485-8 | 1948 | |
| Medieval Romances | Paperback | 978-0-07-553650-5 | 1965 | Laura Hibbard Loomis |
| The Development of Arthurian Romance | " | 978-0-486-40955-9 | 2000 | |
| The Grail: From celtic myth to christian symbol | " | 978-0-09-472310-8 | 1993 | |
| The Grail: From Celtic Myth to Christian Symbol | Hardcover | 978-0-09-471790-9 | 1992 | |
| The Grail: From Celtic Myth to Christian Symbol | Paperback | 978-0-691-02075-4 | 1991 | |
R. L · R. S. · R. S. Loomis · R. Sherman · Roger L. · Roger S. · Roger Sherman · Roger Sherman Loomis LOOMIS · S. L. · S. Loomis
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