21. The last flight to radar site DYE-3 in December 1989 marked the end of the DEW Line mission. 22. The official activation of the NWS and inactivation of the DEW Line took place on 15 July 1993. 23. The DEW Line 's radar stations could chart the path of the Soviet bombers toward the North American continent. 24. "' Cape Sabine DEW Line Station "'was a public-use airport is a closed United States Air Force facility. 25. The DEW Line , instituted in 1957, had 31 radar stations between northwest Alaska and the east coast of Greenland. 26. From 17 July to 7 October 1956, she made two voyages from Norfolk to resupply the DEW Line stations. 27. He participated in Operation DEW Line during the construction of the Distant Early Warning Radar System across northern Canada. 28. May 1955 spent time re supplying the DEW Line in the area of Eskimo point up to Nov 1955. 29. A target date for completing the DEW Line and having it in operation was set for 31 July 1957. 30. The DEW Line and Pinetree Line radar systems formed the backbone of continental air defence in the 1950s and 1960s.
