Léopold Franz KOWALSKI (1856-1931) Portrait of Amelia, c. 1900 Original charcoal and graphite drawing Small sketch of the lower face on the left side On beige drawing paper 32.5 x 25 cm Good condition. Upper corners horny. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution