Entry #15 at Targa Florio on 2 April 1922 was Guido Meregalli in a Diatto tipo 20 that did not finish.<a rel="nofollow" class="external autonumber" href="https://www.targaflorio.info/13.htm">[1]</a>
Unknown photographer
<a rel="nofollow" class="external autonumber" href="http://www.targapedia.com/album_targa_florio/1906_1940/1922/TARGA%20FLORIO%201922%20-%20DIATTO/slides/15%20Diatto%2020%20S%202.0%20-%20G.Meregalli%20(1).html">[2]</a>