00353nam a22001337a 450000500170000000800410001702000080005804100080006608200180007410000200009224500430011226000490015530000150020420260424113044.0260424b        |||||||| |||| 00| 0 eng d  a000  aeng  a621.59bBAR/C  aBarron, Randall  aCryogenic Systemsc/ by Randall Barron  aNew York:bMcgraw- Hill Book Company,c1966.  axv, 678p.;