TY - RPRT TI - Custody transfer systems for LNG ships : tank survey techniques and sounding tables AU - Jackson, Richard H F AU - Collier, Richard S AU - Haber, Seymour AU - Tryon, Peter V PY - 1979 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 79-1751 DO - 10.6028/NBS.IR.79-1751 ER -