Pro Pax
Also written as Pro-Pax
"Marcha solene, em forma de dobrado"
1912
1 piccolo, 1 flute, 1 oboe, 1 clarinet, 1 saxophone, 1 cornet (B♭), 1 bugle, 1 horn, 1 saxhorn, 1 trombone, 1 baritone horn, bass drum, 1 tuba (E♭ and B♭), drum, caixa, cymbals, timpani, triangle
Included in:
Villa-Lobos, Heitor. 1958. Partituras para banda. Canções antigas populares infantís para recraçoes e jogos, marchas e dobrados para banda 1. volume. [Brasil]: M.E.C. [Ministério da Educação e Cultura], Conservatorio Nacional de Canto Orfeônico.
The 30 page autograph score is in the Museu Villa-Lobos
A symphonic band concert in the Festival Villa-Lobos #47 is the only performance I've come across. Here is that excellent performance, from YouTube: