00383    a2200157   4500020001500000082001500015100001200030245003200042250001300074260005000087300001600137650001700153650001200170650002000182700002300202  a8121909406  a532.2bRAY  aRay, M.  aA text book of hydrostatics  a12th ed.  aNew DelhibS. Chand & Company Ltdc1953g1956  a264p.c21cm  aHydrostatics  aPhysics  aFluid mechanics  aSharma, Har Swarup