The Flying Dutchman - Wagner
Richard Wagner (1813-1883), was a German composer of the Romantic era.
Wagner completed The Flying Dutchman (Der fliegende Holländer) in 1870.
To learn more about the composer, visit Richard Wagner on Wikipedia.
For more on the composition, visit Wagner - The Flying Dutchman on Wikipedia.
Performance
Wagner: Der fliegende Holländer – Ouvertüre ∙ hr-Sinfonieorchester ∙ Marek Janowski
Excerpts
Wagner - The Flying Dutchman Overture audio excerpts are available on tromboneexcerpts.org.
Trombone Parts and Full Score
The full opera score of The Flying Dutchman is available on IMSLP.org.
NOTE: IMSLP provides access to public-domain scores and parts, with copyright status varying by country. Users are responsible for observing applicable copyright laws.
Trombone parts are available on IMSLP.org as follows:
The parts below are for the complete opera.
Ranges and clefs by Part

More Wagner
Trombone Resources playlist of Wagner with Trombones in the instrumentation.