Gurlitt's "Trumpet Tune"
Keeping the left hand softer is probably the biggest challenge I'm facing right now! My LH sounds too loud in comparison to the melody in the RH.
Trumpet Tune, by Cornelius Gurlitt (1820-1901).
The sheet music for this piece can be found in:
Keith Snell Essential Piano Repertoire (Prep Grade) - https://kjos.com/essential-piano-repertoire-preparatory-level.html