Before inputting the office lock code

• Puppy photo [on wall in kitchen]
  
• Maggie's drawing [on fridge in kitchen]
  
• Maggie's birth certificate [in drawer under phone in hallway]
  
• Watch [drawer under phone in hallway]
  
• Horror VHS [On shelf with other VHS in room with big TV]
  
• Maggie's book [in baby's room in top drawer of changing table]
  
• Engagement ring [in master bedroom in jewelry box on top of dresser]
  
• Wedding photo [in fireplace room above the mantel]

When you wake in the office

• Diary for 1999 [downstairs bedroom by the kitchen, you have to walk into the kitchen and hear the radio before turning back to the see the door open]

When you wake in the office again

• Diary for 1990 [master bedroom in top right drawer of dresser]

When you enter downstairs hallway

• Counselling pamphlet [on the floor in the lobby near the hall table]
  
• Medication [look on the phone counters to your right]
  
• Booze [progress to hallway with orange wallpaper and look on phone counter to your left]

Before examining the baby monitor

• Diary for June 1986 [in downstairs bedroom next to kitchen on the floor in a pile of clothes]
  
• Death certificate [in drawer under phone in hallway]
  
• Grief counselling pamphlet [in drawer under phone in hallway]

After examining the baby monitor

• Police interrogation [tape player on table in interrogation room]

After you wake up in the bathroom

• Diary for January 1986 [master bedroom on nightstand]
  
• Michael's birth certificate [on phone counter in hallway]

After entering the cabin

• Sarah's letter 1 [on the floor in front of the table]
  
• Sarah's letter 2 [in typewriter on the table]
  
• Sarah's tape 1986 [in basement on the shelf as you go around it]

After waking up in the upstairs hallway

• Wedding veil [in attic]

After you wake up in Maggie's room

• Maggie's diary [Maggie's bedside table]

Upon return from asylum

• Maggie's letter [go straight for the letter on the kitchen island counter, must be read before trying to leave kitchen]

After you return from asylum

• Sarah's tape 1996 [in Dr. Tanas' office]

After returning to the basement

• Diary for 1996 [exit basement and garage into foyer, journal sitting on the entryway table, must be done before heading upstairs]

As soon as quest to burn items begins

• Diary for 1999 [head straight for the room with the fireplace, journal is on the floor on the far side of the room to the left of the door to the TV room]