: Sometimes, direct arrangements or transcriptions are published by the composer's estate or publishing house. A search on the official Barber website or his publisher might yield results.
The most authoritative organ arrangement of the Adagio was created by (1914–1991), a wartime music director and close correspondent of Barber. barber adagio for strings organ pdf
While the original work is for strings, there are arrangements and transcriptions of "Adagio for Strings" for other instruments and ensembles, including organ. These arrangements can provide a unique interpretation of the piece, allowing it to be experienced in new and interesting ways. barber adagio for strings organ pdf