Rotary drilling and coring in permafrost
By: [by] G. Robert Lange.
Series: CRREL technical report; 95
Publisher: U.S. Army Materiel Command, Cold Regions Research & Engineering Laboratory
Published: 1968
Place of publication: Hanover, N.H
Language: eng
Subjects: Boring -- Cold weather conditions.
Notes: Bibliography: v. 1, p.18
Table of contents: title: v. 1. Preliminary investigation, Fort Churchill, Manitoba.