{{cite web | url=http://www.europeana.eu/resolve/record/08547/71AB0883315EAEEEE489A37ACDDC7CE567960021|title=Steindruck|author=Brandt, Cäcilie [Production] & Kneisel, A. (Steindrucker)|accessdate=2013-05-23 |publisher=Europeana}}

<ref>{{cite web | url=http://www.europeana.eu/resolve/record/08547/71AB0883315EAEEEE489A37ACDDC7CE567960021|title=Steindruck|author=Brandt, Cäcilie [Production] & Kneisel, A. (Steindrucker)|accessdate=2013-05-23 |publisher=Europeana}}</ref>