In these commentaries he presents
He also presented, in a separate appendix called Haidao suanjing or The Sea Island Mathematical Manual[?], several problems related to surveying.
... 1915: The glass Coca-Cola bottle
1955: Arne Jacobsen's Chair 3107[?]
1961: The IBM Selectric typewriter
1963: The Porsche 911
1994: The Aeron chair
1998: The ...
Kids.Net.Au - kids safe portal for children, parents, schools and