Stan Shiels on centrifugal pumps: Collected articles from 'World Pumps' magazineEbookStan Shiels on centrifugal pumps: Collected articles from 'World Pumps' magazinebyStan ShielsRating: 5 out of 5 stars5/5Save Stan Shiels on centrifugal pumps: Collected articles from 'World Pumps' magazine for later