Since the room was restored about 10 years ago, some photos are blurred and low defined. I hope you'll understand that I use them only because I have no alternative.
You will see that during the years a lot of things changed in the configuration of the room.
Step 2: Insulation
Step 3: Electric wiring
Step 4: The big bookshelf
In the photos you can see some details on the building process.
Some past instructables related: