The Study-Book of Medieval Architecture And Art, being a series of. Working Drawings of the Principal Monuments of the Middle Ages, by Thomas H. King, Vol. IV., Edinburgh: John Grant, 1893, Stadtbibliothek Worms, XVIa A418 k#, Worms Pl.5, 4 Pl 37, Liebfrauen u. St. Martin, London Bell & Daldy 1858, Déposé 338, T.H. King, Archt.e Bruges