Which of the four presidents on Mount Rushmore was not a surveyor? Abraham Lincoln George Washington Theodore Roosevelt Thomas Jefferson Which of the following is true? Nutation happens every 26,000 years Precession happens every 18.6 years nutation is a wobble centered at the earth\'s mass center about the polar axis The Clark 1866 Ellipsoid best fit North America Solution 3. among these, Theodore roosevelt is not considered as surveyor 4 . option d, the clark 1866 ellipsoid best fir north america.