Stefan Sieczkowski

Same nationality and era where possible; falls back to shared nationality or era.

• Viktor Lederer

  1905Czechoslovakia
• 
  Robert Ploton

  1901–1975France
• Alexander Bouman

  1892–1943Kingdom of the Netherlands
• Witold Alkiewicz

  1904–1945Poland
• Heinrich Kipphardt

  1897–1977
• Viktoria Hösl

  1902–1953Germany