Testing ice thickness between Howard Luke's camp and Perkin's Landing No flash player has been set up. Please select a player to play Flash videos. Video not playing? Update your browser or download the video clip Knut Kielland uses an axe to test ice thickness and safety near the edge of an open lead between Howard Luke's camp and Perkin's Landing. Process Observed: Open Water (Lead)Ice ThicknessIce Strength Date Process Observed: Friday, February 12, 2010 Galleries: Between Howard Luke's camp and Perkin's Landing Gallery