Misc: What is the stage name of film actress Betty Joan Perske born 1924?

Questions

a ---------- is the blue field behind the stars?

a canton is the ---------- field behind the stars?

a canton is the blue field behind the----------?

a ---------- atom in an atomic clock beats 9,192,631,770 times a second?

a cesium atom in an ---------- clock beats 9,192,631,770 times a second?