00705cam a2200217 a 4500 2304941 BD-DhUL 20160525150356.0 870401s1965 enk 000 0 eng d 2304941 ANL eng ANL BD-DhUL 338.2782 VAS Laan, H. L., van der. The Sierra Leone diamonds : an economic study covering the years 1952-1961 / [by] H. L. Van der Laan. London : Oxford University Press, 1965. illus., maps. ; 234 P. : 22 cm. Includes index and bibliographycal references Diamond mines and mining Sierra Leone. Diamonds. ddc BK 69841 69841 0 0 ddc 0 338_278200000000000_VAS 0 NFIC 118597 DUL DUL GEN 2016-05-25 Purchased 338.2782 VAS A55514 2016-05-25 1 2016-05-25 BK