Right, iirc:
1. In the oven in kitchen - you've got
2. One in the back of a wardrobe near the bed upstairs...
3. In a small wooden box opposite the fireplace downstairs - I think you access this room by falling through the loft, where you fall through a hole in the loft and land into that room.
4. Downstairs in the basement, in a sink which you have.
