(untitled) - Ėrtelʹ, Aleksandrʺ Ivanovichʺ, 1855-1908; Ėrtelʹ, Aleksandrʺ Ivanovichʺ, 1855-1908; Alexander Ertel; Ėrtelʹ, Aleksandrʺ Ivanovichʺ, 1855-1908