Question: what remains of edith finch peepholes?
Answer: Peephole in the fence (start of game) ... 
Peephole in the Library Door. ... 
Peephole in Molly's Bedroom Door. ... 
Peephole in Barbara's Bedroom Door. ... 
Peephole in Sven and Edie Snr's Bedroom Door. ... 
Peephole in Gregory's Room/Bathroom Door.