Name The Year: Pan Am places $525,000,000 order for 25 Boeing 747's.?

Questions

In 1863 Patent granted for a process of making color---------- . ?

In 1889 The first ---------- is installed, at a saloon in San Francisco. ?

In 1979 Merle ---------- dies at age 68. ?

In 1980 Mae ---------- dies at age 88. ?

In 1759 Destructive eruption of---------- . ?