How Many Of You Have One Of These?

Do you know what 'that' is?

Do you have any clue?

Hint, it came from the darkest recesses of someone's mind... Someone who lived in the early 1900's. It, came from his mind.

IF, anyone can guess, what 'It' is, it's correct name, within 3 days. I will give you something, an item from my personal collection of 'things'.....
And that's you have to guess what the creature is, not the guy who created it....