Jackson, William Thomas Hobdell, Rez. zu Adolf, Helen, Visio pacis. Holy City and Grail. An Attempt at an Inner History of the Grail Legend. University Park, Pennsylvania 1960, JEGPh, 61, 1962, 692-695

Gral:

Interpretation:

Kreuzzug u. Pilgerfahrt:

Orient:

Quellen - allgemein:

Religion: