Rudolf Cohen was known as Ru Cohen. He supervised the group of Palestine pioneers in the Netherlands receiving training in agriculture and livestock raising. The Deventer association was named after the city where Ru Cohen lived.
H. Hamburger and J.C. Regtien, Joodse oorlogsmonumenten in de provincie Overijssel, alsmede algemene oorlogsmonumenten waarop joodse namen voorkomen. Profiel (Bedum 2002) 23
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