Lot Essay
Most impressions of this tone block were used for the edition of 30 and overprinted.
There is an ink stamp in the image at upper left and appears to be a transposed '15'. This may be a collector's stamp added after the piece was photographed for Mongan, Klipstein, and Joachim's catalogue raisonné.
There is an ink stamp in the image at upper left and appears to be a transposed '15'. This may be a collector's stamp added after the piece was photographed for Mongan, Klipstein, and Joachim's catalogue raisonné.