A copy of this diagram can be purchased from the following merchants:
- Kowal (Ferlund)Kowal]] in Wieś Ferlund
- Kowal in Fyresdal
- Kowal in Kaer Muire
- Kowal in Svorlag
- Kowal in Przystań w Urialli
- Handlarz at the Samotna chata on Hindarsfjall
Another copy can be looted from a chest guarded by Syrena on the shore of an inlet located along the coast, south of Fyresdal and northwest of the Latarnia Elverum on Ard Skellig.