Breitkopf and Härtel Johann Sebastian Bach Complete Organ Works Supplement to Volume 4, Two Chaconnes BWV 1178 and 1179: First scholarly edition of two previously unknown organ works by Bach, edited by Peter Wollny, intermediate level of difficulty, ISMN 9790004191415, EB 9648, 32 x 25 cm, 24 pages / Breitkopf and Härtel
