00566nam a22001817a 450000500170000000800410001704000070005824500240006525000320008949000240012152001660014565000140031165000090032565000120033465000130034665000120035965000130037120250519135324.0250519b        |||||||| |||| 00| 0 eng d  cDO  aSecrets of the gene  aOctober 1999 Vol. 196 No. 4  aNational Geographic  aScience - Asking Infinite Questions, Unveiling the Universe, Secrets of the Gene, Valley of the Mummies, Cuba's Colonial Treasure, George Mallory, The Last Drive  xUNIVERSE   xGENE  xMUMMIES  xTREASURE  xEVEREST  xATLANTIC