"Hans Friedrich Blunck, 1888-1961"@en . "990002217990304146"^^ . . . . . . . . . "[16] p."@en . "Biographical note from\"Internat. Biograph. Archiv (Munzinger-Archiv\", a letter and newspaper clippings."@en . "Envelope 3/31 ; microfilm reel 051, frames 1409-1425"@en .