Kuczynski, Robert René (1876-1947)(2)
Baker, Abby Scott(1)
Claghorn, Kate Holliday (1863-)(1)
Columbia University. School of Social Work(2)
Institute for Advanced Study (Princeton, NJ)(1)
Zentral- und Landesbibliothek Berlin(2)
Adressat(2)
Aufbewahrungsort(2)
Verfasser(2)
Brief(2)
