Proceedings of a Seminar on the Permafrost Active Layer, 4 and 5 May, 1971.
Subtitle: Prepared by R.J.E. Brown.
Contributors: Brown, Roger James Evan, 1931-; National Research Council, Canada. Associate Committee on Geotechnical Research
Series: Technical memorandum, no. 103
Publisher: National Research Council of Canada.  Associate Committee on Geotechnical Research
Published: 1971
Place of publication: Ottawa
Language: eng
Number of pages: 63
Subjects: Frozen ground -- Canada -- Congresses; Engineering -- Cold weather conditions -- Congresses