4 vn. concs. by Vivaldi, No.1 in E (Spring), RV269, No.2 in G minor (Summer), RV315, No.3 in F (Autumn), RV293, No.4 in F minor (Winter), RV297. They are first 4 of 12 vn. concs. of Op.8, Il cimento dell' armonia e dell' inventione (The contest between harmony and invention), pubd. Amsterdam 1725. Nos. 9 and 12 also exist as ob. concs. Fl. transcr. of whole work by James Galway.