design-is-fine: Rasmus Malling-Hansen, Hansen Writing Ball, launched 1870. Nietzsche did buy the shown model directly from Hansen in 1882 and wrote his letters with the “Schreibkugel” as he was almost blind at this time. Via Klassik Stiftung Weimar.
tags:
original: https://nvsvc.tumblr.com/post/76383308519