How to make Victorian nectar drop candy and why are lemon drops called lemon drops?

You can see the photo and watch the video here , it's really fascinating!

"Ever wonder where a Lemon Drop got its name? I always thought it was because of the shape, but it turns out that’s not the case.

This video from Florida-based candy shop Public Displays of Confection shows off their painstakingly restored 19th century candy drop maker as they make something called a Nectar Drop.
Watch all the way through for the super gratifying end. (via Metafilter)"