This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Skrivekugle . Et grafisk trykk som forestiller den frste modellen av skrivekuglen fra Scannet fra MallingHansens etterkommeres samling This picture has no copyrightowner It was made in as an illustration to be used by newspapers and magazines by the Danish inventor Rasmus MallingHansen who died in pdold Hansen Writing Ball