Two important treasure books:
* Otzar Hahaggadot- Bibliography of Passover Haggadah from the beginning of the Hebrew print until the year 1960, edited by Yitzhak Yudlov. Numbered edition 62/100. Jerusalem 1997. With the key booklet. Light stain on cover. Very good condition.
* Otzar Harabbanim - by Rabbi Natan Zvi Friedman - Twenty Thousand Values for the History of the Great Rabbis, the Admors, the Heads of the Yeshivas, the Dayanim and motz"im, Birth and Death Dates,Description of the Personality, The Communities in which they served, and the books they authored. Published by the Otzar Rabbinical Association, Bnei Brak, 1975. Excellent condition.