design-is-fine: A.W. Faber Polygrades Pencils, 1840. Exhibition “Schreibwerkzeuge” Heinrich Heine Institut, Düsseldorf.
tags: ciel62,
from: https://ciel62.tumblr.com/post/128341214896
tags: ciel62,
from: https://ciel62.tumblr.com/post/128341214896