Hint 1
Hint 2
Hint 3
Hint 4
4 hints available
Hint 1
You can't take the plaque with the cat on it, but you'll need it later, so take a photo of it with your cell phone.
Hint 2
As for the pages, pick them up and read them; they're in your inventory under the name "Journal" along with the page you found in the upper room.
Hint 3
The page after December 23, the one with the lines about birds, is going to be very helpful when it's time to solve --
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