Ralph Summers Plaisted (September 30, 1927 – September 8, 2008) was an American explorer who, with his three companions, Walt Pederson, Gerry Pitzl and Jean-Luc Bombardier, are regarded by most polar authorities to be the first to succeed in a surface traverse across the ice to the
North Pole
The North Pole, also known as the Geographic North Pole or Terrestrial North Pole, is the point in the Northern Hemisphere where the Earth's rotation, Earth's axis of rotation meets its surface. It is called the True North Pole to distingu ...
on April 19, 1968, making the first confirmed surface conquest of the Pole.
Background

Plaisted was a high-school dropout from
Bruno, Minnesota
Bruno is a city in Pine County, Minnesota, United States. The population was 102 at the 2010 census.
Minnesota State Highway 23 serves as a main route in the community.
Geography
According to the United States Census Bureau, the city has a ...
, who found success as an insurance salesman. An avid outdoorsman, in the early 1960s he was one of the first Minnesotans to buy a
Ski-Doo
Ski-Doo is a brand name of snowmobile manufactured by Bombardier Recreational Products (originally Bombardier Inc. before the spin-off). The Ski-Doo personal snowmobile brand is so iconic, especially in Canada, that it was listed in 17th pla ...
snowmobile, a then-novel invention of Canada's
Bombardier Company, and became a convert and promoter of the machine. In 1965, Plaisted drove his snowmobile from
Ely to
White Bear Lake, Minnesota in one day, which is regarded as the first long-distance snowmobile trek.
Arctic expedition
Plaisted and his friend Art Aufderheide conceived the idea of reaching the North Pole by snowmobile in the spring of 1966, aiming to make the trip the following year. Gordon Mikkelson (1929-1990) helped with snowmobiling and base camp logistics. Customized clothing was assembled for the team, which they tested by sleeping on a frozen lake in northern Minnesota. In April and May 1967, Plaisted's first attempt was thwarted at 83° 20' latitude by storms and open water. The attempt resulted in a CBS-TV documentary ''To the Top of the World,'' reported by
Charles Kuralt, who accompanied the Plaisted team.
Plaisted returned for a successful attempt the following year in March 1968. Starting at Canada's
Ward Hunt Island just a few miles from
Peary's start at Cape Columbia on
Ellesmere Island
Ellesmere Island (; ) is Canada's northernmost and List of Canadian islands by area, third largest island, and the List of islands by area, tenth largest in the world. It comprises an area of , slightly smaller than Great Britain, and the total ...
, Plaisted began the traverse on March 9.
Navigating with a
sextant and resupplied when possible with fuel and supplies dropped by a turboprop
DeHavilland Twin Otter, the expedition members spent 43 days, 11 hours traveling on the ice before reaching their final camp on the evening of April 19. Navigator Jerry Pitzl made hourly sextant sightings over the next two days to confirm their location. On the morning of April 20, the party journeyed somewhat less than to account for ice drift, and signaled a United States Air Force
C-135 weather reconnaissance aircraft using a handheld radio. At 10:30 am Eastern Daylight Time, the aircraft, call sign LARK-47, flew overhead confirming the party was exactly at the North Pole. The party was then flown out.
Given the doubts surrounding the North Pole conquest claims of
Robert Peary and
Frederick Cook, Ralph Plaisted's journey, the
Plaisted Polar Expedition, is regarded as the first undisputed surface conquest of the North Pole. Affidavits signed by resupply pilots
Welland Phipps and Ken Lee confirm that the expedition did not cover any distance by air.
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North Pole
The North Pole, also known as the Geographic North Pole or Terrestrial North Pole, is the point in the Northern Hemisphere where the Earth's rotation, Earth's axis of rotation meets its surface. It is called the True North Pole to distingu ...
References
External links
Ralph Plaistedat
National Archives and Records Administration
The National Archives and Records Administration (NARA) is an independent agency of the United States government within the executive branch, charged with the preservation and documentation of government and historical records. It is also task ...
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Anthology of Arctic Reading: United States - What did explorers read?
{{DEFAULTSORT:Plaisted, Ralph
American explorers of the Arctic
American polar explorers
1927 births
2008 deaths
People from Pine County, Minnesota