Here you will find all the ID and all relevant info about the letter from christophe
Letter from Christophe: Editor Name & Spawn id
What is the Editor Name of the Letter from Christophe?
LetterRiftenBlackBriarHouse01
Letter from Christophe ID Code:
000F6893
Letter from Christophe: Spawn Commands
Spawn Command to get the Letter from Christophe into the game:
Open the console and enter [player.AddItem] then the [Base ID] and then the [Amount]. With the example below, you will add one Letter from Christophe.
player.AddItem 000F6893 1
Spawn Command to place the Letter from Christophe in front of your character:
Open the console and enter [player.AddItem] then the [Base ID] and then the [Amount]. The example below places one Letter from Christophe in front of your character.
player.PlaceAtMe 000F6893 1