I am collecting John Salter Iris and any information about him and his Irises. Salter had nurseries in Hammersmith London 1848-1870 and for a while in Versailles France 1838-1848. The AIS website https://wiki.irises.org/Main/Bio/HybridizerSalterJohn lists only 20 varieties and it looks like maybe only about seven are still in cultivation (I have found photographs of these…