History of the blues

Who sung the first 'blues' music?

In what year was the song 'Maple Leaf Rag' Released'?

When was the first blues music published in notation?

What was Mamie Smith's hit blues song called?

Where did the blues migrate to in 1929?

When was the electric guitar first used in recordings?

Who were the 3 King's that became the most influential blues guitarists throughout the 1950's-1970's?

In what decade was the Texas Blues Scene popular?

Which of these is not a modern blues artist?

What year was deemed the 'Year of the Blues?'