Harpen, N.H. van text Deventer W. Van Hoeve 1944 No. 3 dut 95 p. : ill. ; 24 cm N.H. van Harpen HEVEA BRASILIENSIS -- LATEX 633.9 633.9 HAR d 211101 20211101122735 INLIS000000000003135 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)