What type of tests were National League umpires ordered to undergo in 1911?

More Questions:

What's the shortest standard reply on a Magic 8-Ball?

What position was first held by Steve Allen?

What William Golding novel tells the story of a group of boys cast away on a desert island?

Who wrote the novel "A Death in the Family"?

Nyala are a type of antelope that are indigenous to which continent?

The path known as "Silk Road" stretched for 4,000 miles from China to where?

Which planet is named after the God of the Sea?

What kind of bean produces the Asian-style bean sprouts?

Who recorded the 1960's song "Mellow Yellow"?

What is the only superhero film of the 1970s that earned enough at the box office to be a top ten film for that decade?

In the movie "The Big Lebowski', what item did the Dude take from the Big Lebowski mansion as compensation?

What year was Charlie Chaplin born?

US President James Garfield died of what cause?

The "Bodansky Unit", now an obsolete unit, used to measure the concentration of what in the blood stream?

What is Dame Margott Fonteyn famous for?