music: 70's Chart Toppers: Name The Artist: Shoeshine Boy?

Questions

In 1972 ---------- Jones closes above 1,000 for first time (1003.16). ?

In 1973 Britain's Princess ---------- marries a commoner, Capt. Mark Phillips. ?

In 1981 Second Space Shuttle Mission, ---------- 2, returns to Earth. ?

In 1738 Sir William Herschel, astronomer discovered ---------- ?

In 1889 Dom Pedro II, Emperor of---------- , deposed; republic proclaimed. ?