Postcard of "Thermisch-plastisches Urmeter"

Lithograph on handmade Zanders paper

Woodcut printed in black ink on tan laid paper

Lithograph printed in black ink on tan wove paper

Photomechanical print in colored inks on paper

Photomechanical print with colored pencil on paper

Lithograph on handmade Zanders paper

Lithograph printed in black ink on off-white laid paper

Photomechanical print in orange and blue inks on paper

Photomechanical print in black and green ink on green paper