1. MS Facsimile 986 Reference (shelfmark): MS Facsimile 986 Title: Scope & Content: Antiphonale Silense. British Library Add. MS. 30850. With introduction and index by I. F. de la Cuesta. Sociedad Española di Musicologia, Madrid, 1985. Presented by the publisher, January 1986. Collection Area: Western Manuscripts Languages: English Date Range: 1985 Extent: 1 volume