Rav Tzvi Yehuda Kook ZT"L 

Sadiguerer Rebbe Shlit"a (left), Biala Rebbe Shlit"a (right) at the siyum hashas in chachmai lublin Poland 

Rav Menachem Porush Shlit"a as the siyum hashas in chachmei Lublin 

Many Rizhiner Rebbes together 

Rav Eliezer Silver, Rav of Cincinatti and one of the early European Gedolim in America ZT"L 

Bluzhever Rebbe ZT"L