Misc: In a recent survey, Americans revealed that this was their favorite smell?

Questions

In 1982 4 ---------- television crew members were shot dead in El Salvador.?

In 1844 Nicholas---------- , composer, born. ?

In 1850 ---------- founded. ?

In 1858 Rudolf---------- , invented an engine, born. ?

In 1881 Barnum and Bailey's ---------- opens in Madison Square Garden in New York City. ?