https://en.numista.com/catalogue/index.php?e=knights_of_rhodos&r=&st=147&cat=y&im1=&im2=&ru=&ie=&ca=3&no=&v=&a=&dg=&i=&b=&m=&f=&t=&t2=&w=&mt=&u=&g=&se=&c=&wi=&sw=
Knights Hospitaller order was founded in the crusader Kingdom of Jerusalem in the 12th century and had headquarters there until 1291, thereafter being based in Kolossi Castle in Cyprus (1302–1310), the island of Rhodes (1310–1522), Malta (1530–1798), and Saint Petersburg (1799–1801).
Not many keywords to search in catalogue, if you remember their history.
