Cello Time Duets: 30 progressive duets for cello

Devilish Duets for Advanced Flute and Cello: 13 fiendish classical favourites arranged especially for flute and cello players of around Grades 6-8+ ... Duets for Intermediate to Advanced Players)

Duets for fun: Cellos

Interwar Duets (for Cello & Violin)

Fun & Easy Cello Duets

20 Celtic Tunes: EZ-PZ DUETS for flutes (Flute duets)

20 Beloved Hymns: EZ-PZ DUETS for flutes (Flute duets)

Intermediate Classic Duets for Flute and Cello: 22 classical and traditional melodies for Flute and Cello players of a similar intermediate standard. ... and Cello Duets for Intermediate Players)

Wicked Duets for Intermediate Cellos: 13 freakily fun duets arranged for two intermediate cellists (Cello Duets for Intermediate Players)

Duets for Fun: Flutes

Selections from Tchaikovsky's THE NUTCRACKER for flute duet (Flute Duet Anthology Series)

FLUTE AND GUITAR DUETS

Christmas for Everyone: Piano and Cello Duets

Flute Duets 2.

Violoncello Duets Volume 2 (Cello)

20 Classical Themes for Cello Duet

Jazz Flute Duets

Album of Flute Duets.

Disney Songs for Violin and Cello Duet.

51 Christmas Carol Duets Cello

Easy Classical Duets for Violin & Cello

Fifty Christmas Duets: Violin and Cello

Springtime Cello for Everyone: Piano and Cello Duets