Possible possessor / holder: Velleman [nl] Location: Amsterdam [nl] Archival source: Archief SNK nr. 635
Possible possessor / holder: Denijs, J. [nl] Role: art dealers Location: Amsterdam [nl] Archival source: Archief SNK nr. 635
Possible possessor / holder: Dietler, A. [nl] Location: Freiburg [nl] Archival source: Archief SNK nr. 635
