Relatert til: Ester Hagstrøm
{{cite web |url=https://marcus.uib.no/instance/exlibris/ubb-ms-2079-0217 |title=Ester Hagstrøm, Ex Libris |author=Avdeling for spesialsamlinger |accessdate=Tue May 07, 2024 |publisher=University of Bergen Library}}