This is document number 39 from file 168 at Yad Vashem. It shows that Frieda and Kurt Lissauer were on a list of the Polish Consul in Bern Switzerland. These diplomats were acquiring South American possports for Jews.
Frieda Lissauer had another son called Hans, born 17th of march 1913 in Hamburg , who could escape to the US. Hans changed his lastname into Liss . He married and had a son, who is still living in the US. So a grandson and great grandchildren of Frieda Lissauer are living in the USA today.
Two …