No.6 in B flat,K 212 No.16 in E flat,Op.55/2 No.6 in B flat major No.6 in D flat No.16 in e flat,op.55 no.2 Concerto No.6 in B flat,K 238 No.6 in D-flat major Quartet No.6 in B flat,K 159 serenade no.10 in b flat,k.361