• The introductory and explanatory texts are copyright © John Harper, 2012.
  • The Latin editions of the Customary identified as OCO, OCR, NCC and NCS are copyright © Bangor University, 2012.
  • The English translations of the Customary identified as OCO, OCR, NCC, NCS, OCF and NCF are copyright © Bangor University.
  • the Glossary, expanded and revised from John Harper, The Forms and Orders of Western Liturgy (Oxford, 1991), is copyright in this version © John Harper, 2012.
  • the Latin texts prepared and published by W. H. Frere, The Use of Sarum, vol. 1 (Cambridge, 1898), and here identified as OCF and NCF are not copyright.
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