Clenesha, W. Wsley An investigation of the properties of calcutta sewage / W. Wsley Clenesha - Calcutta: Bengal Secretariate Press, 1912 - 14 p. ; 34 cm. - Research report ; 1 . Subjects--Topical Terms: Sewage--PurificationWater--PurificationSewage irrigation--India Dewey Class. No.: 628.3072