Siegfried's activities in the U.S. (1948 - ?) Read more about Siegfried's activities in the U.S. (1948 - ?)
Led a children's home in Afula (1950 - 1975) Read more about Led a children's home in Afula (1950 - 1975)
Siegfried's activities in Israel (1950 - 1975) Read more about Siegfried's activities in Israel (1950 - 1975)
Worked with his wife in a home for orphans (? - 1948) Read more about Worked with his wife in a home for orphans (? - 1948)
Siegfried's activities in Basel, Switzerland (n.d.) Read more about Siegfried's activities in Basel, Switzerland (n.d.)