Operation Deep Freeze
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Operation Deep Freeze is the code name for a series of United States missions to Antarctica, beginning with "Operation Deep Freeze I" in 1955–56, followed by "Operation Deep Freeze II", "Operation Dee
Squadron patch for the Navy Antarctic Development Squadron SIX (VXE-6), known as the Puckered Penguins.
Admiral Richard Byrd on board USS Wyandot (Dec 1955)
USS Wyandot mooring at McMurdo Station (Dec 1955)
Mount Erebus in December 1955
Icebreaker
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An icebreaker is a special-purpose ship or boat designed to move and navigate through ice-covered waters, and provide safe waterways for other boats and ships. Although the term usually refers to ice-
Operation Deep Freeze
…Antarctic coastline. In 1948, Commander Finn Ronne led an expedition that photographed over 450,000 square miles (1.1 million km2) by air. In 1954–55, the icebreaker USS Atka made a scouting expedition for future landing sites and bays. The impetus behind Operation Deep Freeze I was the International Geophysical…
USCGC Healy (WAGB-20), at right, breaks ice around the Russian-flagged tanker Renda, 250 miles (400 km) south of Nome, Alaska, in January 2012.
A 17th-century Russian koch in a museum
City Ice Boat No. 1 at the Delaware River. The paddle steamer was built in 1837.
Yermak is considered the first true modern sea-going icebreaker.