000 00462nam a22001577a 4500
008 230609b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a621-522
_bK9
100 _aLall, B
_911299
245 _aOil hydraulics:
_bAt the service of machines
260 _aCalcutta:
_bInternational Literature Association,
_c1969
300 _a328p.
650 _aOil
653 _aHydraulics
942 _2udc
_cBK
999 _c41460
_d41460