This page of the guide to Syberia: The World Before contains a walkthrough of the chapter New Jersey, winter 1983. We describe how to investigate the house before finding the music box.
If you found the book on the 1st floor of the building in chapter 9: Shelter Silberspiegel 2005 Part 1, you can unlock A classic novel achievement while playing this chapter. You can read more about it on a separate page of this guide: Trophies.
Inspect the house before you take the music box - secondary objective
Examine the bottles in the box by the front door.
Pick up the letter from the table in the hallway.
Inspect the book in the first drawer.
Read the letter by the red box. Open the drawer and examine the piano receipt and pills.
Inspect the magazine on the table. Walk up to the window and look through it.
Finally, examine the 2 photos on the mantelpiece.
Find the music box
The music box is on the dresser by the chairs and fireplace.