Fiat 1500 Scioneri "Sportinia" ,designed by most talented Michelotti (1200 designed models) year 1964, This very rare model got a complete check and 5000 Eur were invested.
The author, Alessandro Sannia, is the ultimate expert about the Italian FIAT off series.
I also talked on the phone with him.
There are no reliable data about the production "Scioneri" all is lost and there are no heirs.
Alessandro Sannia thinks, for sure, that the "Sportinia" a few dozen have been built, however less than 100