Best known for abolishing slavery, Abraham Lincoln is also only U.S. president to have been awarded a patent and was an ardent supporter of science while in office.
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Best known for abolishing slavery, Abraham Lincoln is also only U.S. president to have been awarded a patent and was an ardent supporter of science while in office.from http://ift.tt/2G5Cb3q
from http://ift.tt/2G5Cb3q
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