Ten short Duets 4 hands themes from romantic and classcical era for early intermediate piano.
By Mozart, Beethoven, Chopin, Adam, Halevy, Donizetti, Weber.
Includes parts for both players.
With downloadable mp3's for audio help (21 pages).
First published 1877.

Three works for piano duet 4 hands. Adolf Terschak (1832-1901) Children's dance (Mazurka, Polka) Paul Hiller (Christmas Eve).
Includes downloadable mp3, 21 pages, intermediate.

Piano duet is Fun a bright cheerful, rythmical and fun duet for piano duet (1 piano 4-hands).
By Juan Morel Campos (1857-1896).
Transcribed for early-intermediate to intermediate level.
Includes downloadable mp3 with both parts and separate parts with count-in measures for play-along learning purposes, 2:20' min, 13 pages (primo 3 pages, secondo 3 pages, both 6 pages, cover 1 page).

Ah! vous dirai-je, maman is a popular children's song in France, which has had numerous lyrics on different themes since its composition in the 18th century. This song was popularized in Twelve Variations on Ah vous dirai-je, Maman by Wolfgang Amadeus Mozart.
Piano duet 4-hands, 5 pages (3 pages both, 1 page prima, 1 page seconda) with downloadable mp3 for audio help.

Ave Maria by Charles Francois Gounod, arranged for 4 hands intermediate piano 4 pages (prima 2 pages, seconda 2 pages) 2' min,
With downloadable mp3 for audio help.
First publiushed 1876.