(after Johann Adam Reincken's Hortus Musicus, Nos. 11–15) BWV 967 – Sonata in A minor (one movement only, arrangement of a chamber sonata by unknown composer) BWV 968 – Adagio in G major (after movement 1 of Sonata No. 3 for solo violin, BWV 1005 – doubtful) BWV 969 – Andante in G minor (doubtful) BWV 970 – Presto in D minor (spurious, composed by Wilhelm Friedemann Bach) Italian Concerto, from Clavier-Übung II (971) BWV 971 – Italian Concerto, in F major Keyboard arrangements of concerti by other composers (972–987) BWV 972 – Concerto in D major (arrangement of Antonio Vivaldi's Concerto Op. 3/9, RV230) BWV 973 – Concerto in G major (arrangement of Antonio Vivaldi's Concerto Op. 7/8, RV299) BWV 974 – Concerto in D minor (arrangement of Alessandro Marcello's Oboe Concerto in D minor) BWV 975 – Concerto in G minor (arrangement of Antonio Vivaldi's Concerto Op. 4/6, RV316a) BWV 976 – Concerto in C major (arrangement of Antonio Vivaldi's Concerto Op. 3/12, RV265) BWV 977 – Concerto in C major (source unknown, possibly a concerto by Benedetto Marcello) BWV 978 – Concerto in F major (arrangement of Antonio Vivaldi's Concerto Op. 3/3, RV310) BWV 979 – Concerto in B minor (recently identified as Vivaldi's Concerto RV Anh. 10, now RV 813) BWV 980 – Concerto in G major (arrangement of Antonio Vivaldi's ''Violin Concerto in B-flat Major, RV 381) BWV 981 – Concerto in C minor (possibly an arrangement of Benedetto Marcello's concerto Op. 1/2) BWV 982 – Concerto in B-flat major (arrangement of Prince Johann Ernst of Saxe-Weimar's concerto Op. 1/1) BWV 983 – Concerto in G minor (source unknown) BWV 984 – Concerto in C major (arrangement of a Prince Johann Ernst concerto) (see BWV 595 for organ version) BWV 985 – Concerto in G minor (arrangement of a Georg Philipp Telemann violin concerto) BWV 986 – Concerto in G major (arrangement of a concerto attributed to Georg Philipp Telemann) BWV 987 – Concerto in D minor (arrangement of Prince Johann Ernst's concerto Op. 1/4) Variations and miscellaneous pieces for keyboard (988–994) BWV 988 – Goldberg Variations (published as Fourth Clavier-Übung) BWV 989 – Aria variata alla maniera italiana, in A minor BWV 990 – Sarabande con Partite in C major (loosely adapted from the overture for "Bellérophon" (1679) by Jean-Baptiste Lully – doubtful) BWV 991 – Air with variations in C minor (unfinished, from