v.1-4; v.5, pts. 1-7, 9, 11, 13; v.6, pts.1-3, 6; v.7, pt.1-2 in 20 :, 26 cm.

DS721 .N39 1961 v.3 c.3

Science and civilization., China -- Civilization., Science -- China -- History.

Cambridge :: University Press, 1954-<2008>

Book