Last Clue!

The Clue:

The first artist, a chanteuse, a wondrous era unloosed.

Or perhaps I should say “eras,” to avoid a mistake,

That one not-so-swift might possibly make.

The second, not a singer but a writerly sage

Gave us a story from what she called an age.

That age, by her title, was essentially blameless

Despite secret desires that bordered on shameless.

Another bit of advice from the center of clue-land:

She crafted a character by the first name Newland.[=]