In a miscellaneous manuscript in the Este Music Collection belonging to the Österreichische Nationalbibliothek in Vienna, a new sonata for violin and basso continuo by Antonio Vivaldi has recently been identified. Although it has until now been attributed by default to the Bolognese Giuseppe Aldrovandini, by virtue of a heading written (but subsequently rubbed out) by the copyist of the manuscript on one of the pages of the violin part, this sonata has been recognized as an authentic composition...