Piano Quartet (Matthay)

Tobias Matthay's "'Piano Quartet in One Movement in C major", Op. 20 is a composition for piano, violin, viola and cello that was completed in 1882, but not published until 1906 following revision in 1905, with a dedication to fellow composer John Blackwood McEwen.
Structure.
The quartet comprises a single multi-tempo movement marked "Maestoso - Allegro - Grandioso - Tempo I - Animato"