1. Arctic Construction and Frost Effects Laboratory, New England Division, Boston, Mass.: Technical report. 67. Frost penetration in multilayer soil profile [with bibliography]; by Massachusetts Institute of Technology, Department of Civil and Sanitary Engineering, Soil Engineering Division. Bookmark Corporate/Agency Authors: Engineers Corps (Army) and Defense Dept. Publisher: Engineers Corps (Army) Date: June 1957 SuDoc number: D 103.31:67