Participants in Betar Second World Conference in Krakow. Among participants, seated from right to left: Michael Strikovsky, Miron Sheskin, Aharon Propes, Gershon Shofman, Zeev Jabotinsky, Joseph Schechtman, Yermiyahu Halperin and Shmuel Katz. Among those standing: Alexander Rosenfeld, Remba, Peretz Lasker, Eri Jabotinsky, Menachem Begin, Yosef Klarman, Avraham Rozman, Menachem Buchvitz. (not listed in order). Likely that the one listed as Strikovsky is, in fact, Yaakov Dam.