36 \ Sonata in A major (Keyboard, Cello) (Wf X/4) (lost) Six Quartet for Flute, Violin, Viola and Basso Continuo - composed around 1768/69 and not before 1766 BR-JCFB B 37 \ Quartet No. 1 in D major (Wf VI/1) BR-JCFB B 38 \ Quartet No. 2 in G major (Wf VI/2) BR-JCFB B 39 \ Quartet No. 3 in C major (Wf VI/3) BR-JCFB B 40 \ Quartet No. 4 in D major (Wf VI/4) BR-JCFB B 41 \ Quartet No. 5 in F major (Wf VI/5) BR-JCFB B 42 \ Quartet No. 6 in B-flat major (Wf VI/6) Six Quartet for 2 Violins, viola and Basso Continuo - composed in England around 1778 BR-JCFB B 43 \ String Quartet No. 1 in E-flat major BR-JCFB B 44 \ String Quartet No. 2 in B-flat major BR-JCFB B 45 \ String Quartet No. 3 in A major BR-JCFB B 46 \ String Quartet No. 4 in D major BR-JCFB B 47 \ String Quartet No. 5 in G major BR-JCFB B 48 \ String Quartet No. 6 in F major BR-JCFB B 49 \ (Wind) Septet for Oboe, 2 Clarinets, 2 Bassoons and 2 Horns in E-flat major (Wf IV/1) (lost) BR-JCFB B 50 - 53 \ 4 Marches for wind band (lost) BR-JCFB B Inc1 \ Trio Sonata for 2 violins & b.c. in B-flat major (Wf XX/3) BR-JCFB B Inc2 \ Trio Sonata for 2 flutes & b.c. in C major (lost) BR-JCFB B Inc3 \ Cello Sonata in D major (Wf X/2) (lost) BR-JCFB B Inc4 \ Violin Sonata (lost) Orchestral works Seven Symphonies - composed before December 23, 1768 BR-JCFB C 1 \ Symphony in D major (Wf I/5) (lost) BR-JCFB C 1b \ Symphony in D major - keyboard reduction (Wf I/5) BR-JCFB C 2 - 3 \ 2 Symphonies (lost) BR-JCFB C 4 \ Symphony in D minor (Wf I/3) BR-JCFB C 5 \ Symphony in F major (Wf I/1) BR-JCFB C 6 \ Symphony in B-flat major (Wf I/2) BR-JCFB C 7 \ Symphony in E major (Wf I/4) Three Symphonies - composed by 1770 BR-JCFB C 8 - 9 \ 2 Symphonies(lost) BR-JCFB C 10 \ Symphony in C major (Wf I/6) Three Symphonies à 6- composed until 1770 BR-JCFB C 11 \ Symphony in D major (Wf I/8) (lost) BR-JCFB C 12 \ Symphony in G major (Wf I/7) (lost)