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(1872-1928) Norwegian explorer most famous for first reaching the North and South Poles.

Roald Amundsen

(1872-1928) Norwegian explorer most famous for first reaching the North and South Poles.

"Let this figure represent the Earth, N being the north pole, S the south pole, and E W the equator. The lines 10, 20, 30, and so on, are the parallels of latitude, and the lines N a S, N b S, etc., are meridian lines, or those of longitude." —Comstock, 1850

Longitude

"Let this figure represent the Earth, N being the north pole, S the south pole, and E W the equator.…

An American explorer who claimed to have been the first person to reach the geographic North Pole.

Robert E. Peary

An American explorer who claimed to have been the first person to reach the geographic North Pole.