Ray, Prafulla Chandra, Sir Mercury mercaptide nitcites and their re action with the alkyl lodides, part v. chain compounds of sulphur (continues) / by Prafulla Chandra Ray and Prafulla Chandra Guha - [S.l. : s.n.], 1919 - Various pagings ; 22 cm. Subjects--Topical Terms: MercuryChemistry, Inorganic Dewey Class. No.: 546.663