Why does Banneker ask Jefferson to remember?

Does the calendar still exist? How does centripetal force apply to the workings of a centrifuge? How far is ted Williams longest home run? What was the name of the woman that stabbed Martin Luther King jr's back? The Soviet government decided to eliminate kulaks because of their strong resistance to? Which Philadelphian campaigned for a national celebration of Mother's Day? Where did Shirley Temple go to college? Why should you sometimes interfere with another countries affairs? Who was Elizabeth Eckford? What are some traditional foods in Scotland? When did the Hebrew people settle in south west Asia? What is the rankings of the army? What was not a factor in the decline of Native American tribes in Texas? Was the byzantine empire the patriarch of constantinople was in control with the emperor respecting his wishes? What does the transportation industry consist of? Who was the last New York Yankee to hit 2 grand slams on 2 consecutive days? Who was to blame for the civil war north or south? What did Washington warn the nation to beware of in his farewell address? Zebulon Pike climbs his first Pike's Peak? What did Japan achieve in the attack of pearl harbor?