A selected Cello and Guitar duet by J.Bergmiller (19th century).

With Guitar standard notation and tablature (separate parts with tablature and standard notation). 
With downloadable mp3 for audio help (both Cello and guitar, guitar only. for practicing the Cello).

Total seven pages (3 pages both Cello and guitar, 1 page Cello part, 2 pages guitar with tablature part, 1 page guitar without tablature part), 4:30' min - Early Intermediate.

Ludwig van Beethoven's Piano Sonata No. 8 in C minor, Op. 13, commonly known as Sonata Pathétique, was written in 1798 when the composer was 27 years old, and was published in 1799. It has remained one of his most celebrated compositions.
Here is an arrangement for Cello and Piano accompaniment for Adagio Cantabille (op.13-II).
With downloadable mp3 for audio help.  Eight pages (6 page Cello and Piano and 2 pages Cello), 3:56' min.

A selected Cello and Guitar duet by J.Bergmiller (19th century).

With Guitar standard notation and tablature (separate parts with tablature and standard notation). 
With downloadable mp3 for audio help (both Cello and guitar, guitar only. for practicing the Cello).

Total eight pages (4 pages both Cello and guitar, 1 page Cello part, 2 pages guitar with tablature part, 1 page guitar without tablature part), 4:40' min - Early Intermediate.

A set of three duets for Cello and Guitar by J.Bergmiller (19th century).
Early Intermediate.
With Guitar standard notation and tablature (separate parts with tablature and standard notation).
With downloadable mp3 for audio help (both Cello and guitar, guitar only for practicing the Cello).

Duet I : Seven pages (3 pages both Cello and guitar, 1 page Cello part, 2 pages guitar with tablature part, 1 page guitar without tablature part), 3:20' min.
Duet II: Eight pages (4 pages both Cello and guitar, 1 page Cello part, 2 pages guitar with tablature part, 1 page guitar without tablature part), 4:40' min.
Duet III: Seven pages (3 pages both Cello and guitar, 1 page Cello part, 2 pages guitar with tablature part, 1 page guitar without tablature part), 3:20' min.
Total: 22 pages.

Rinaldo is an opera by George Frideric Handel, composed in 1711, and was the first Italian language opera written specifically for the London stage. Here is an arrangement for Cello and Piano accompaniment for the popular piece Lascia ch'io pianga (Almirena  act 2).  
With downloadable mp3 for audio help.  Six pages (4 page Cello and Piano and 2 pages Cello), 4:20' min.
Early Intermediate.