This data set was acquired with a Ice Penetrating Radar Altimeter during GAMBIT Twin Otter expedition AGAP_GAMBIT conducted in 2008 (Chief Scientist: Dr. Robin Bell). These data files are of SEGY format and include Reflection Radar shot data and were processed after data collection. Data were acquired as part of the project(s): AGAP: Exploring the Gamburtsev Subglacial Mountains during the International Polar Year 2007 - 2008 and Antarctica's Gamburtsev Province Project (AGAP), and funding was provided by NSF grant(s): ANT06-32292. This data was cited by Bell et al., 2011.