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Title: Field Experience With Installation, Operation And Maintenance OF.AUTOMATIC Chart Changers
Author: Gene Herron
Source: 1989 International School of Hydrocarbon Measurement
Year Published: 1989
Abstract: The automatic chart changer was developed some twenty seven years ago. This relieved the problem of having someone manually change the chart every day. It also helped to eliminate the need of either contract chart changers or company employees having to change charts on weekends and holidays (except to pick up the final dropped chart in a contract period