Weinshall, Jacob. Ayeudi Aacharon
Title trans.: The Last Jew
What if: The Nazis won the Second World War.
Summary: Years later, they rule a Jew-less world via an alliance of dictators. But while working on a gagantic space project, they discover there is one last surviving Jew in Madagascar.
Published: Sifriyat Ashaot 1946.
Original in: Hebrew.