This data set was acquired with a Sippican MK21 XBT Expendable Probe during Nathaniel B. Palmer expedition NBP0301 conducted in 2003 (Chief Scientist: Dr. Lou Bartek). These data files are of Sippican MK21 Export Data File format and include Temperature data that have not been processed. Data were acquired as part of the project(s): Transit, and funding was provided by NSF grant(s): OPP00-87392.