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Schwarzer Stift
["192mm x 253mm (Blatt)"]
1915-574
Feder in Schwarz, Aquarell
["322mm x 230mm (Bild)","380mm x 294mm (Blatt)"]
1920-316
Feder in Schwarz, Aquarell
["282mm x 237mm (Bild)","380mm x 294mm (Blatt)"]
1920-313