I made this last year while working on GNC essays. Thought I’d show it here rather than merely linking to it. It can be sorted by House affiliation or by last known location, which I find very useful. To see full size click the bottom right icon. Feedback and questions are welcome!
ladygwynhyfvar 
This level of obsession is right up my alley.
I’m so glad you think so 😉
Absolutely, positively useful. Thank you.