| Code | Title | Time | Year | City, Country | Price | Instrument |
| 3.01 | Adagio originally 3.02 |
3’00 | 1946/1965 | €10.00 | viola, piano | |
| 3.02 | Adagio trsc. 3.01 |
3’00 | 1946 | €10.00 | violoncello, piano | |
| 3.03 | Antistruktur (aleatória) | 09-1970 | Viernheim, Germany | €10.00 | harp, violoncello | |
| 3.04 | Brincadeira a 4 Mãos 1 Andante 2 Lento 3 Allegro |
1962 | €10.00 | piano 4 hands | ||
| 3.05 | Diagramas Cíclicos | 5’00 | 15-10-1966 | Rio de Janeiro, Brazil | €10.00 | piano, percussion |
| 3.06 | Duo trsc. 8.10 |
8’00 | 08-11-1976 | Schriesheim, Germany | €10.00 | clarinet, piano |
| 3.07 | Duo | 8’00 | 1982 | €20.00 new edition! |
bassoon, piano | |
| 3.08 | Duo I | 6’00 | 12-09-1972 | Schriesheim, Germany | €10.00 | 2 pianos |
| 3.09 | Duo II "Sonoras" | 8’00 | 04-1982 | Brasilia, Brazil | €10.00 | 2 pianos |
| 3.10 | Duo | 7’00 | 28-05-1982 | Brasília, Brazil | €10.00 | horn, piano |
| 3.11 | Duo | 5’00 | 01-03-1945 | Rio de Janeiro, Germany | €10.00 new edition! |
violin, bassoon |
| 3.12 | Duo trsc. 3.13 |
7’00 | 03-09-1982 | Brasília, Brazil | €10.00 | violin, viola |
| 3.13 | Duo originally 3.12 |
7’00 | 1982 | not available | violin, violoncello | |
| 3.14 | Elegia I | 5’00 | 16-05-1981 | Brasília, Brazil | €10.00 | violin, piano |
| 3.15 | Elegia II | 5’00 | 1986 | not available | violin, piano | |
| 3.16 | Encantamento | 2’00 | 23-04-1982 | €10.00 | violoncello, piano | |
| 3.17 | Espaços for Viola & Piano | 1966 | Brasília, Brazil | €10.00 | viola, piano | |
| 3.18 | Frevo | 3’00 | 1979 | €10.00 | 2 pianos | |
| 3.19 | Introdução & Dança | 5’00 | 05-1951 | Rio de Janeiro | €10.00 new edition! |
violoncello, piano |
| 3.20 | Na Serra da Mantiqueira | 01-1950 | Fazenda Rio do Braço, SP | €10.00 | violin, piano | |
| 3.21 | Peça | 3’00 | 1944 | not available | violin, piano | |
| 3.22 | Sonata 1 Lento 2 Allegreto 3 Andante 4 Allegreto quasi presto |
12’00 | 10-07-1941 | €20.00 | flute, piano | |
| 3.23 | Sonata 1 Allegro 2 Andante 3 Allegro |
9’00 | 08-10-1946 | Rio de Janeiro, Brazil | €20.00 new edition! |
trumpet, piano |
| 3.24 | Sonata Nr. 1 1 Allegro unfinished work |
1943 | not available | viola, piano | ||
| 3.25 | Sonata Nr. 2 1 Allegro 2 Andante 3 Allegro |
14’00 | 07-08-1982 | Brasília | €20.00 | viola, piano |
| 3.26 | Sonata Nr. 1 1 Andante 2 Allegro |
8’00 | 12-1939/04-1940 | Rio de Janeiro, Brazil | €20.00 | violin, piano |
| 3.27 | Sonata Nr. 2 1 Allegro 2 Andante 3 Allegro molto |
12’00 | 03-06-1941 | Rio de Janeiro, Brazil | €20.00 | violin, piano |
| 3.28 | Sonata Nr. 3 1 Bien rythmé 2 Allegro moderato - Quasi andante 3 Allegro energico 4 Epílogo - (Adagio) |
17’00 | 1947/05-01-1948 | Paris, France | €20.00 | violin, piano |
| 3.29 | Sonata Nr. 4 1 Allegro 2 Lento 3 Allegro |
15’00 | 1951 | Rio de Janeiro, Brazil | €20.00 | violin, piano |
| 3.30 | Sonata Nr. 5 1 Allegro 2 Lento 3 Vivo-molto 4 Allegro molto |
16’00 | 1958/59/63 | €20.00 | violin, piano | |
| 3.31 | Sonata Nr. 1 1 Allegro enérgico e recitativo 2 Grave 3 Allegro |
15’00 | 31-07-1943 | Rio de Janeiro, Brazil | €30.00 new edition! |
violoncello, piano |
| 3.32 | Sonata Nr. 2 1 Allegro moderato 2 Lento recitativo 3 Allegro |
14’00 | 1947 | €20.00 | violoncello, piano | |
| 3.33 | Sonata Nr. 3 1 Allegro deciso 2 Lento 3 Allegro deciso |
13’40 | 1951 | €20.00 | violoncello, piano | |
| 3.34 | Sonata Nr. 4 | 16’00 | 10-1963 | Genève, Switzerland | €20.00 | violoncello, piano |
| 3.35 | Sonatina 1 Andante 2 Allegro |
5’00 | 27-03-1943 | Rio de Janeiro, Brazil | €20.00 | oboe, piano |