Yonah and Shmuel Stoller immigrated to Mandate Palestine shortly thereafter .
Yonah and Shmuel Stoller joined the Gdud HaAvoda ( The Work Battalion ) as part of a group headed by Yitzhak Sadeh .
Yonah and Shmuel Stoller immigrated to Mandate Palestine shortly thereafter and joined the Gdud HaAvoda ( The Work Battalion ) as part of a group headed by Yitzhak Sadeh .