It's available from Hans Pizka:
http://www.pizka.de/3-4orch.htm
You can find free baritone music at 8note website. The Baritone Saxophone and Alto Saxophone are in the same key. So you can play those too but they will just be an octave lower.
Where can you find the piano music sheet to...The Amapola
One can visit the website Music Room for the biggest selection of sheet music available. Other websites one can find sheet music on are Piano Street, Sheet Music Plus and Virtual Sheet Music.
8notes.com
trumpet, trombone, baritone, tuba, and french horn
nowhere
You can find free baritone music at 8note website. The Baritone Saxophone and Alto Saxophone are in the same key. So you can play those too but they will just be an octave lower.
youtube
You can find sheet music for vocals at music stores, online music retailers, and websites that specialize in sheet music for singers.
You can find sheet music for the keyword "piano" at music stores, online sheet music websites, and libraries that have a music section.
You can find sheet music for violin at music stores, online music retailers, and websites that specialize in sheet music for various instruments.
You can find the sheet music for "Pictures at an Exhibition" at music stores, online sheet music websites, or libraries that have a music section.
Where can you find the piano music sheet to...The Amapola
You can find humoresque sheet music for violin at music stores, online sheet music websites, or by searching for it in a library's music collection.
You can find the Satie Gnossienne sheet music at music stores, online sheet music websites, or by searching for it in a library's music collection.
Singers can find sheet music for their performances at music stores, online music retailers, libraries, and websites that specialize in sheet music.
You can find and access the "How Do You Keep the Music Playing" sheet music by searching for it online on websites that offer sheet music downloads or by visiting a music store that sells sheet music.