B-Bc 26659
B-Bc 26659 (signature also stylized U 26659/Wagener) is a manuscript held in the Bibliotheque du Conservatoire Royal de Musique, Brussels. It contains 11 pieces by Dietrich Buxtehude as well as the Prelude in G Major and Nun komm der Heiden Heiland by Nicolaus Bruhns.
Description
The manuscript was written by Johann Friedrich Agricola, and most of the manuscript was written between 1750-60, except for the Magnificat in 1741. In some pieces, the pedal part is marked in red ink[1]. It was previously owned by Guido Richard Wagener.
As far as the Buxtehude pieces are concerned, two pieces cannot be confirmed to be copies from another known source: the Preludium in F-Sharp Minor and the Magnificat Primi Toni, The other pieces are copied from D-B Mus.ms. 2681.
The pieces contained are: Nicolaus Bruhns, Prelude in G Major, Nun komm der Heiden Heiland, and BuxWV 139, 140, 141, 142, 143, 145, 146, 149, 153, 156, and 203.
See also
D-B Mus.ms. 2683 and D-B Mus.ms. Am. 462, which are copied from this manuscript, and D-B Mus.ms. Am. 430 and D-B Mus.ms. 2681/1, both copies of Mus.ms. Am. 462.
References
Beckmann, Klaus (editor), D. Buxtehude: Sämtliche Orgelwerke. Wiesbaden: Breitkopf & Härtel, 1997.