1941 Evacuated to Istanbul. Enlists in the Polish Independent Carpathian Rifle Brigade. Sees action in Palestine, Tobruk, Iraq, Egypt and Italy.
1946 Studies at Turin Polytechnic. Is transferred to England and enters the Polish Resettlement Corps.
1948 Demobilized with the rank of second lieutenant. Finds employment in an ice cream factory.
1952 Relocates to Maisons-Laffitte to join the team of the Literary Institute.
1966 Marries Leda Pasquali.
2000 Upon Jerzy Giedroyc's death, he and Zofia Hertz head the Institute. After her death he leads the Institute on his own. 2010 On 21 March Henryk dies in Maisons-Laffitte and is buried next to his wife and brother.
Wąski krąg domowników - albo liczni goście przy zastawionym stole. Choinka z zapalonymi lampkami, a wokół niej Jerzy Giedroyc, Zofia i Zygmunt Hertz. Fotograficzny zapis Świąt Bożego Narodzenia w Maisons-Laffitte.