Manual of PetroleumMeasurement StandardsChapter 17Marine MeasurementSection 3Guidelines for Identification of theSource of Free Waters Associated withMarine Petroleum Cargo MovementsFIRST EDITION, APRIL 1992REAFFIRMED, SEPTEMBER 2009Manual of PetroleumMeasurement StandardsChapter 17Marine MeasurementSection 3Guidelines for Identification of theSource of Free Waters Associated withMarine Petroleum Cargo MovementsMeasurement CoordinationFIRST EDITION, APRIL 1992REAFFIRMED, SEPTEMBER 2009