These municipal centers were at first run by groups of friends who led the centers' dozens of social activities, including the Haifa Cinematheque, built inside Beit Rothschild.
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During the 1948 war in Israel, he served as a broadcasting officer for the Haganah and the IDF (1947–1948) in the underground radio station, Telem Shamir Boaz, that later became the Israel Army Radio (Galei Tzahal).
Yaakov Chaim Sofer | Yaakov Ben-Tor | William Harold Malkin | Yaakov Yitzchok Ruderman | Yaakov Yitzchak of Lublin | Yaakov Rubinstein | Yaakov Perlow | Yaakov Ne'eman | Randi Malkin Steinberger | Avraham Yaakov Finkel |