1120 Études for Solo Cello, Op. 11: No. 7 in B-Flat Major Martin Rummel Merk: 20 Études for Cello, Op. 11Pro Only
22High School of Cello Playing, Op. 73: Étude No. 19 in E-Flat Major "Lohengrin Study" Martin Rummel Popper: High School of Cello Playing, Op. 73Pro Only
33High School of Cello Playing, Op. 73: Étude No. 36 in C Major Martin Rummel Popper: High School of Cello Playing, Op. 73Pro Only
4420 Études for Solo Cello, Op. 11: No. 11 in C Minor Martin Rummel Merk: 20 Études for Cello, Op. 11Pro Only
55High School of Cello Playing, Op. 73: Étude No. 23 in B Minor Martin Rummel Popper: High School of Cello Playing, Op. 73Pro Only
66High School of Cello Playing, Op. 73: Étude No. 39 in D-Flat Major Martin Rummel Popper: High School of Cello Playing, Op. 73Pro Only
7720 Études for Solo Cello, Op. 11: No. 15 in A Major Martin Rummel Merk: 20 Études for Cello, Op. 11Pro Only
8820 Études for Solo Cello, Op. 11: No. 8 in C Minor Martin Rummel Merk: 20 Études for Cello, Op. 11Pro Only
9920 Études for Solo Cello, Op. 11: No. 18 in C-Sharp Minor Martin Rummel Merk: 20 Études for Cello, Op. 11Pro Only
1010High School of Cello Playing, Op. 73: Étude No. 5 in A Major Martin Rummel Popper: High School of Cello Playing, Op. 73Pro Only
