00519     2200181   4500001002100000005001500021035002000036007000300056008004100059100001400100245007900114250002500193260005500218300002200273650001000295650001600305990001600321INLIS00000000000525720230919113849  a0010-0923000023ta230919                g          0 dut  1 aBRAAK. C.1 aKoninklijk magnetisch en meteorogisch observatorium te Batavia /cC. Braak  aVerhandelingen No. 2  aBatavia :bJavasche Boekhandel en Drukkerij,c1912  a1-46. p ;c27 cm. 4aROYAL 4aOBSERVATORY  a00000003787