Beispiele dieses Typ's
Private Sammlung
1920-Feb.-06 – (en) with red underprint letterSignaturen:RH, OG, OS₁, KL, KG, CK, PS, AB, BB, OS₂(en) with red underprint letter
127 × 84 mm
1920-Feb.-06 – (en) with red underprint letterSignaturen:RH, OG, OS₁, KL, KG, CK, PS, AB, BB, OS₂(en) with red underprint letter
127 × 84 mm
Katz Auction 183 Lot 1132