Note on the use of the requested documents (digital copies)
The digital copies/copy are/is only for your personal use and for the requested purpose and may not be passed on to third parties. In addition, you must respect the personal and data protection rights of the document/s and, in the event of publication, ZADIK must be contacted again.
Note on the ZADIK credit line
Please use the following credit line:
ZADIK | Central Archive for German and International Art Market Research, University of Cologne, inventory [for example: A 77, XIX, 27, 102]