First edition. Original black boards with gold font. 8vo. 538 pages; 25cm. Written in Hebrew with additional title page in Polish. Title translates to “The Book of the Guardians: Anthology of the 20th anniversary of Hashomer Hatzair. ” A massive detailed history of Hashomer Hatzair organization in Poland and elsewhere and their Labor Zionist efforts. Broken down into dozens of chapters with sections written by various authors. SUBJECT (S) : Labor Zionism, Jewish youth-societies, Hashomer Hatzair. OCLC lists 16 holdings worldwide. Some browning and tears. One page soiled. Minimal pencil markings. Good + condition. (zion-12-3) .