consecutive group of three concertos, the first is a concerto for four violins, the second for two violins, and the third a solo violin concerto. The cello gets solistic passages in several of the concertos for four and two violins, so that a few of the concertos conform to the traditional Roman concerto grosso format where a concertino of two violins and cello plays in contrast to a string orchestra. L'estro armonico pioneered orchestral unisono in concerto movements. Concerto No. 1, RV 549 Concerto No. 1 in D major for four violins, cello and strings, RV 549: Allegro Largo e spiccato Allegro Concerto No. 2, RV 578 Concerto No. 2 in G minor for two violins, cello and strings, RV 578: Adagio e spiccato Allegro Larghetto Allegro Concerto No. 3, RV 310 Concerto No. 3 in G major for solo violin and strings, RV 310: Allegro Largo Allegro Concerto No. 4, RV 550 Concerto No. 4 in E minor for four violins, cello and strings, RV 550: Andante Allegro assai Adagio Allegro Concerto No. 5, RV 519 Concerto No. 5 in A major for two violins, cello and strings, RV 519: Allegro Largo Allegro Concerto No. 6, RV 356 Concerto No. 6 in A minor for solo violin and strings, RV 356: Allegro Largo Presto Concerto No. 7, RV 567 Concerto No. 7 in F major for four violins, cello and strings, RV 567: Andante Adagio Allegro – Adagio Allegro Concerto No. 8, RV 522 Concerto No. 8 in A minor for two violins and strings, RV 522: Allegro Larghetto e spiritoso Allegro Concerto No. 9, RV 230 Concerto No. 9 in D major for solo violin and strings, RV 230: Allegro Larghetto Allegro Concerto No. 10, RV 580 Concerto No. 10 in B minor for four violins, cello and strings, RV 580: Allegro Largo – Larghetto Allegro Concerto No. 11, RV 565 Concerto No. 11 in D minor for two violins, cello and strings, RV 565: Allegro – Adagio e spiccato – Allegro Largo e spiccato (aka Siciliano) Allegro (Note that this concerto may be referred to as having 5 movements due to the tempo changes in the first movement.) Concerto No. 12, RV 265 Concerto No. 12 in E major for solo violin and strings, RV 265: Allegro Largo e spiccato Allegro Performance, transmission and reception In her preface to the Dover edition, Vivaldi scholar Eleanor Selfridge-Field gives