What 19th century novel is made up from the letters exotic age patterns?

This sounds like a riddle! The answer is "Dracula" by Bram Stoker.

Here's why:

* "Dracula" is a 19th-century novel.

* The letters in the phrase "exotic age patterns" can be rearranged to spell "Dracula".

Let me know if you'd like to try another riddle! 😊