南延宗字怀楚,浙江乐清人也,少聪颖,读书过目不忘,早失怙恃,长兄一人,体弱多病,家贫甚,求学艰难,小学毕业后,由中学而大学,半工半读,家庭不负担学杂费用,且资助其兄,大学卒业後,我俩在温州结婚,迫於环境,各自奔走服务,历年来对地质颇有心得,发表论文,蜚声科学界,抗战时期,同居重庆,任矿产测勘 South extension of the word Huai Chu, Zhejiang Yueqing people, less intelligent, reading never forget, early loss of parents, elder brother, frail, poor family, difficult to study, after graduating from primary school and university, half and half After graduating from university, both of us married in Wenzhou, forced by the environment, running their own services, geological experience over the years, published papers, the world famous, the war of resistance against Japan, Cohabitation Chongqing, Ren mineral exploration