Crossword puzzle clue "g b s wrote many"

Who wrote "It was many and many a year ago, / In a kingdom by the sea ..."

Graphic novelist Bechdel who wrote "Fun Home" and came up with the Bechdel test and Elvis Costello wrote a song about her!

Best-selling author who wrote "I did not write it. God wrote it. I merely did his dictation"

Many, many, many

Many, many, many

You've likely heard it many many many times before

Who wrote "Some people talk to animals. Not many listen, though. That's the problem."

Ancient Greek who wrote many fables