Untitled (early 1960s)
China ink on papaer, signed lower center-left, 8.9 x 12.9 cm. Private collection, Switzerland.
Untitled (early 1960s)
Ink and watercolour on paper, signed lower left, 21 x 32.4 cm. Private collection, Switzerland.
Untitled (early 1960s)
China ink on paper, signed lower left, 9 x 13 cm. Private collection, Switzerland.
Dream (Dream II) (1913)
Drypoint, signed lower right, 13 x 9.6 cm (17.2 x 14 cm). Private collection, Switzerland.
Mutter (1916)
Woodcut, entitled lower left and signed lower right, 32 x 32 cm. Private collection, Switzerland.
Two figures (1940s)
Gouache on paper, signed lower left, 23.5 x 19 cm. Private collection, Switzerland.
Winter in Lithuania (1917)
Drypoint, signed lower right, monogrammed and dated in the plate lower left, 9.8 x 14.7 cm (22.2 x 30.7 cm). Private collection, Switzerland (former Dr. Karl Schwarz Collection, Israel).
Figure (1920-30)
Majolica, probably from Karlsruhe, in the style of Walter Bosse, h. 11cm. Private collection, Switzerland.
Lidded box (1920-30)
Karlsruhe majolica, designed by Paul Speck in 1927, model n. 2900, inscribed Made in Germany, 6 x 14.5 x 9.5 cm. Private collection, Switzerland.
Tea box (1920-30)
Karslruhe majolica, designed by Paul Speck in 1927, model n. 1620, inscribed Made in Germany, height 14 cm. Private collection, Switzerland.
