Sergey Leontyev 1879–1937 Source: Wikimedia Commons About Sergey Leontyev Soviet politician People from the Same Era Ladislav Novák 1872–1946 librettist, playwright, politician, writer Prague Boguemil Danson 1875–1945 Professional Poland or Scandinavia Harrison Warwick Craver 1875–1951 librarian Owaneco Leopoldo García Boloix de la Peña 1879–1933 military personnel Alcalá de Henares Johanna Zapf 1880–1958 opera singer Berlin Arthur Mendel 1872–1945 painter Iași