Latest captures:
1752 at La Punt Chamues-ch, Oct 24, 2021
1753 at Ardez, Oct 17, 2021
1755 at Madulain, Oct 17, 2021
1754 at Wolfgang, Aug 7, 2020
Older captures:
1756 at Filisur Bahnhof, May 21, 2009
1722 at Samedan, Aug 18, 2009
1758 at Bever, May 7, 2011
Willem J. Steen discovered on May 11, 2011
