Driller's Field Notes Subsea Permafrost Program. Open PDF Document Details Document Type Technical Report Publication Date May 01, 1977 Accession Number ADA099682 Entities People Robert I. Lewellen Tags Communities of Interest Human Systems DTIC Thesaurus Topics Air Compressors Air Pressure Air Temperature Compressors Depth Drilling Drills Drops Glaciers Heavy Duty Ice Materials Organic Materials Sea Level Sea Water Water Water Tanks