Back يوهان دانيال شوماخر Arabic Johann Daniel Schumacher German Johann Daniel Schumacher French Шумахер, Иван Данилович Russian
Johann Daniel Schumacher (Russian: Ива́н Дани́лович Шума́хер; German: Johann Daniel von Schumacher; 5 February 1690 – 14 June 1761) was the secretary of the Russian Academy of Sciences and director of the Library of the Russian Academy of Sciences, during the Russian Empire.