290 () ? Research Wanted ? posted 3 years ago by Neverstoptrumping 3 years ago by Neverstoptrumping +291 / -1 134 comments share 134 comments share save hide report block hide replies
https://artuk.org/discover/artworks/the-mathematician-a-scholar-with-dividers-and-a-set-square-at-a-table-in-his-study-attended-by-a-pupil-56206
Notice the globe under table to the left...