Known as Ka-Tzetnik 135633, because he renamed himself for the concentration-camp number tattooed on his skin, novelist and poet Yehiel Dinur was one of the first to write from his own experience of the Holocaust. He chronicled the horrors in detail and pressed himself into the service of accurate memorial. He was a bilingual author, writing in Yiddish and Hebrew, often writing versions of his work in both languages, and it is sometimes unclear which version is primary. On the issue of which was his primary language, he declared in an interview with Yechiel Szeintuch that, for him, "Hebrew is the holy tongue (leshon haqodesh), but Yiddish is the language of the martyrs (leshon haqedoshim)." Moreover, different versions of his books have appeared under separate imprints, and sections have been extracted for use in schools, special editions, or books for the Israeli army, often without attribution; later publications also...