Flourished dates are from RISM, cited from Grove. The following Sonata from Schrank 2 was collected by Pisendel on a trip to Italy in 1716-17, when the two composer-violnists apparently met. Fanfani's (possibly his name was Tanfani) first flourished date should therefore be much earlier. The Sonata below was part of a collection of 12 Violin Sonatas dedicated to Giovanni Gastone de Medici sometime between 1723 and 1737; perhaps this is the origin of Grove's dates.