Joseph Messina Author

Igor Karassik, (deceased) was the original editor of this book. Joseph Messina is a pump technology consultant. Former principal staff engineer at Public Service Electric and Gas in New Jersey, he has contributed many articles to technical journals on pump-related subjects. Charles Heald is former chief engineer with Ingersoll-Dresser Pump Company and a member of the API 610 pump specification committee. Currently a consultant, he is the author of Cameron Hydraulic Data Book, a technical resource published by Ingersoll-Rand.