||London: C. and S. Thompson, n.d.
||6 String Quartets
||6 Quartettos for 2 Violins a Tenor and a Violoncello obligato
Possibly a collection.
Quartet 1 in B♭ is the symphony in B♭ major from DTB 3/1 in a 1-to-a-part version; quartet 2 in C is DTB 3/1 C 1, it seems; not sure about quartet 3 in A; quartet no.4 in F seems to be symphony Op.1 no.5 (DK-Sa (R99); quartet no.5 in E seems to be DTB 3/1 E 1; quartet 6 in E♭ seems to be DTB 3/1 Es 2 // sinfonia 25.