12 Concerti a cinque (op. 9) is a collection of concertos by the Italian baroque composer Tomaso Albinoni (1671-1751), published in 1722.
The most famous piece from Albinoni's Opus 9 is the Concerto in D minor for oboe (Opus 9, Number 2).
It is known for its slow movement.
Leopold Pollak (1806-1880) |A little shepherd playing the oboe at the Claudia Aqueduct on the Roman Campagna", 1857