00337cam a2200133ua 4500020001800000041001000018082002200028100002000050245005500070250001200125260004900137300001200186504000500198  a0-87201-751-6  aengh  a028.72621bWAR/PU  aWarring, R H  .  aPumping manual / cR H Warring.hTextual Documents  a7 / b.  aLondon : bGulf Publishing Company , c1984.  a485 ; .  a