In 1966, after 3 years of drilling, Cold Regions Research and Engineering Laboratories (CRREL) reached 4,550 feet deep in the Greeland ice cap. Data revealed within these ice caps helped shape information about climate change. The images below are some of the CRREL ice cores. These images were captured by SGT. Bill Simmons during the summer of 1967. He drove heavy swings from Camp Tuto to Thule.
In the late 1950s, the United States Army (USAR) started carving ice tunnels in the Greenland ice shelf. The tunnels…Continue Reading
The Firestone 120x48x68 tires are arguably, one of the most recognizable features on the last 3 LeTourneau Overland Trains. These…Continue Reading
R.G. LeTourneau, Inc. drew a number of trailer concepts and trains before the 6 Overland Trains we know of today.…Continue Reading