00393    a2200133   4500020001500000082001700015100002100032245006300053260006100116300002100177650002000198650001000218650003100228  a0946688850  a621.252bFRA  aFraenkel, Peter   aWater-pumping devices ba handbook for users and choosers   aLondonbIntermediate technology publicationsc1986g1986  a[vi],176p.c24cm  aApplied physics  aPumps  aHydraulic-power technology