Manual of PetroleumMeasurement StandardsChapter 2Tank CalibrationSection 2.2BCalibration of Upright Cylindrical Tanks Using the Optical Reference Line MethodASTM D4738-88ANSI/API MPMS CHAPTER 2.2BFIRST EDITION, MARCH 1989REAFFIRMED, JANUARY 2013Manual of PetroleumMeasurement StandardsChapter 2Tank CalibrationSection 2.2BCalibration of Upright Cylindrical Tanks Using the Optical Reference Line MethodMeasurement CoordinationASTM D4738-88ANSI/API MPMS CHAPTER 2.2BFIRST EDITION, MARCH 1989REAFFIRMED, JANUARY 2013