Approval letter with a signatures of the Badat'z rabbis - Rabbi Yitzchak Yaakov Weiss, Rabbi Eliyahu Zaltnik, and the Maharit'z Dushinsky, to Rabbi Ephraim Greenblatt's book 'Rivavot Ephraim'. 14 Tammuz, 1934.
[1] Official paper 22x14 cm. Very good condition.