Ludwig, the 18th Earl of E, was a noted inventor and eccentric. He spent his life studying the Mansion and its wide range of phenomena. Many of his inventions after The Crash. Penelope, his , helped translate his schemes so the devices could be implemented.
- Ludwig's Automatic Basement Monster Boner/Skinner/Tanner/Tallow-Extraction Machine.
- The Djinnoscope, first during the trip to the Pots Room by Sylvester and Rosemary during the Endless Day.
- The Confuflux.
- Mysterious Clicking Device. strapped on the
- A Mugwump alarm on the .
- are a version of catapults to attack Mugwumps once detected.
- , the rights to which were sold "for a big pile of money and stock."
|Earl of E