Henry De GROUX (1866-1930) Set of 4 etchings on different papers, one signed in red pencil and trial proof 26 x 19 cm and 23,5 x 16,5 cm Jointly with : Jean Hippolyte MARCHAND (1883-1940) Woman Lithograph, signed and numbered 46/100 in pencil, important wetnesses 28,5 x 38 cm

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