Kashyap S P Shaping of diamonds in Surat Some pass as Kashyap S P; Tiwari R S - Ahemdabad Sardar Patel 1987 - 140p cm. - Sardar Patel Institute of Economics and Social Research Monograph Series, 12 . Source: General Book Subjects--Topical Terms: Minerals Dewey Class. No.: X9(H191).236C.N8, M7