4 Apr
2019
4 Apr
'19
3:34 p.m.
Dear all Does anyone know where this very rare Roman hand abacus made of ivory is? https://cacm.acm.org/blogs/blog-cacm/235956-in-search-of-a-rare-roman-pocket... Many thanks for your help. Best, Herbert -- Bruderer Informatik Seehaldenstraße 26 Postfach 47 CH-9401 Rorschach Switzerland Telefon +41 71 855 77 11 Amazon https://tinyurl.com/y9upwagp