Lock, G.W. Programme of an investigation of an agronomic investigation of sisal / by G.W. Lock. - Dar es Salaam : Government Printer, 1935. - 17 p. ; 25 cm. - Pamphlet ; no. 14 . At head of title : Department of Agriculture TanganyikaTerritory. Subjects--Topical Terms: Sisal industry Gov. Doc. Class. No.: G EAT A31 (08) 7/14