Gustav Klimt, ‘Pregnant Woman and Man’ 1903-04. Blue crayon on heavy tan wove paper. Image courtesy Galerie St. Etienne

Gustav Klimt, 'Pregnant Woman and Man' 1903-04. Blue crayon on heavy tan wove paper. Image courtesy Galerie St. Etienne

Gustav Klimt, ‘Pregnant Woman and Man’ 1903-04. Blue crayon on heavy tan wove paper. Image courtesy Galerie St. Etienne