La cetra, Op. 9, is a set of twelve violin concertos by Antonio Vivaldi, published in 1727. All of them are for violin solo, strings, and basso continuo, except No. 9 in B flat, which features two solo violins. The set was named after the cetra, a lyre-like instrument, and was dedicated to Emperor Charles VI.

First published 1727
Dedicated to Holy Roman Emperor Charles VI
Type Concerto
Catalogue Op. 9
Instruments Violin - or 2 violins
Orchestra
Links
Autotranslations beta Antonio Vivaldi: La Cetra, Op. 9
Antonio Vivaldi: La Cetra, Op. 9
Antonio Vivaldi: La Cetra, Op. 9