Copyright Credits for Images

The image used at the left of the page header is from the 13th century manuscript Add. 47 2°: Antiphonarium Nidrosiense (fragment), fol. 10 recto, Royal Library Copenhagen.

The outer margins (particularly visible in a wide browser window) are filled with an extract from the "Hartker Antiphonary", a 10th century manuscript, St. Gallen, Stiftsbibliothek, Cod. Sang. 390. page 175 (http://www.e-codices.unifr.ch/en).