Ludwig Struve
Gustav Wilhelm Ludwig Struve (November 1, 1858 – November 4, 1920) was a Russian astronomer, part of the famous Baltic German Struve family. In Russian, his name is sometimes given as Lyudvig Ottovich Struve (Людвиг Оттович Струве) or Lyudvig Ottonovich Struve (Людвиг Оттонович Струве).
Read more about Ludwig Struve: Biography, Research, Late Years, Awards