ha-Veidah ha-13 shel ha-Miflagah ha-komunistit ha-yisraelit, Tel Aviv/Jafo 29.5. - 1.6.1957 = 13th Congress Communist Party of Israel, Tel Aviv-Jaffa 29.5.-1.6. 1957. . 13th Congress Communist Party of Israel, Tel Aviv-Jaffa 29.5.1.6.1957 (Miflagah ha-komunistit ha-Yisraelit (MK"Y) = 13th Congress Communist Party of Israel, Tel Aviv-Jaffa 29.5. -1.6.1957, 1957)