Marcello’s Oboe Concerto in D minor featured a simple, singing melody.
The most famous "Bach Adagio" is actually an arrangement. Around 1715, Bach transcribed an oboe concerto by the Venetian composer Alessandro Marcello for solo keyboard. Adagio - Johann Sebastian Bach
Another contender for the "Adagio" title is the middle movement of the Harpsichord Concerto No. 5 in F minor . Marcello’s Oboe Concerto in D minor featured a
