William Kaczynski collection
William Kaczynski (1936-2019) was born in Germany to Martin and Edith Kaczynski. The family fled to England in 1939, after which William was interned with his mother and brother at Rushen internment camp on the Isle of Man as enemy aliens. A letter from his cousin, Wolfgang Happ, who was interned in Canada, sparked William Kaczynski’s interest in items documenting the postal history of the Holocaust. ...



