00243nam a22000977a 4500003000400000008004100004082001700045100001100062245005100073260002100124OSt231203b        |||||||| |||| 00| 0 eng d  a389.605bI-2  aI.S.I.  aIndian Standards Instiitution, Bulletinbvol-9  bCSRS, Pusac1952